Initial import of the CDE 2.1.30 sources from the Open Group.
This commit is contained in:
Peter Howkins
862
cde/examples/dtwidget/editor.c
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862
cde/examples/dtwidget/editor.c
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@@ -0,0 +1,862 @@
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/* $TOG: editor.c /main/4 1998/04/02 18:18:47 rafi $ */
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/*
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* (c) Copyright 1993, 1994 Hewlett-Packard Company
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* (c) Copyright 1993, 1994 International Business Machines Corp.
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* (c) Copyright 1993, 1994 Sun Microsystems, Inc.
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* (c) Copyright 1993, 1994 Novell, Inc.
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*/
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/*
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* editor.c
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*
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* A simple editor based on the DtEditor widget.
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*/
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#include <stdio.h>
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#include <locale.h>
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#include <Xm/XmAll.h>
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#include <Dt/Editor.h>
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/*
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* Constants
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*/
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#define ApplicationClass "Editor"
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/*
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* Types
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*/
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typedef struct _AppData {
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XtAppContext appContext;
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Display *display;
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Widget top;
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Widget mainWindow;
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Widget menuBar;
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Widget editor;
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Widget messageTextF;
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Widget fileSelectionBox;
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Widget cutButton;
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Widget copyButton;
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Widget clearButton;
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Widget deleteButton;
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Widget deselectButton;
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Widget cutPopupButton;
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Widget copyPopupButton;
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Boolean wordWrapOn;
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Boolean statusLineOn;
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Boolean overstrikeModeOn;
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} AppData;
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/*
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* Used to specify whether data is being loaded, inserted, or saved
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* from the editor. Used used by the FSB and its callbacks.
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*/
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typedef enum _LoadSaveType {
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LOAD_DATA,
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INSERT_DATA,
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SAVE_DATA
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} LoadSaveType;
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/*
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* Data
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*/
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static AppData ad;
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/*
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* Functions
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*/
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static void SetResizeHints(void);
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static void DisplayMessage(char *);
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static Widget CreateMenuBar(Widget);
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static Widget CreatePopupMenu(Widget);
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static Widget CreateEditor(Widget);
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static Widget CreateButton(Widget, String, char, XtCallbackProc, XtPointer);
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static Widget CreateToggle(Widget, String, char, XtCallbackProc, XtPointer, Boolean);
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static Widget CreateCascade(Widget, String, char, Widget);
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static void PopupHandler(Widget, XtPointer, XEvent*, Boolean*);
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static void SetSelectionState(Boolean);
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/*
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* main
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*/
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void main(int argc, char **argv)
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{
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Arg al[10];
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int ac;
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XtSetLanguageProc( (XtAppContext)NULL, (XtLanguageProc)NULL,
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(XtPointer)NULL );
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/* Initialize the application's data */
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ad.fileSelectionBox = (Widget) NULL;
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ad.wordWrapOn = False;
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ad.statusLineOn = False;
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ad.overstrikeModeOn = False;
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/* Initialize the toolkit and open the display */
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ad.top = XtAppInitialize(&ad.appContext, ApplicationClass, NULL, 0,
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&argc, argv, NULL, NULL, 0);
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ad.display = XtDisplay(ad.top);
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/* Create MainWindow. */
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ac = 0;
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ad.mainWindow = (Widget) XmCreateMainWindow (ad.top, "main", al, ac);
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XtManageChild (ad.mainWindow);
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/* Create MenuBar in MainWindow. */
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ad.menuBar = CreateMenuBar(ad.mainWindow);
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XtManageChild(ad.menuBar);
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/* Create editor widget in MainWindow. */
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ad.editor = CreateEditor(ad.mainWindow);
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XtManageChild(ad.editor);
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ad.messageTextF = DtEditorGetMessageTextFieldID(ad.editor);
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/* Create the editor popup menu */
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CreatePopupMenu(ad.editor);
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/* Set the main window widgets. */
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XmMainWindowSetAreas(ad.mainWindow, ad.menuBar, NULL, NULL, NULL, ad.editor);
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/* Realize toplevel widget */
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XtRealizeWidget (ad.top);
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/* Set the resize increment and minimum window size properties. */
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SetResizeHints();
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/* Set up menu buttons dependent on selection */
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SetSelectionState(False);
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XtAppMainLoop(ad.appContext);
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}
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/************************************************************************
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*
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* Callbacks
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*
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************************************************************************/
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/*
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* File menu callbacks
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*/
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static void ResetEditorCb(Widget w, XtPointer cd, XtPointer cb)
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{
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DtEditorReset(ad.editor);
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}
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static void OpenFileCb( Widget w, XtPointer cd, XtPointer cb)
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{
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DtEditorErrorCode error;
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XmFileSelectionBoxCallbackStruct *fcb = (XmFileSelectionBoxCallbackStruct *) cb;
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LoadSaveType LoadSaveFlag = (LoadSaveType)cd;
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char *name = (char *) XtMalloc( sizeof(char) * fcb->length + 1 );
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name[0] ='\0';
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/*
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* Get the name of the file & pass it to the editor widget
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*/
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name = XmStringUnparse(fcb->value, NULL, XmCHARSET_TEXT,
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XmCHARSET_TEXT, NULL, 0, XmOUTPUT_ALL);
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/*
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* Load or insert the file, as specified
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*/
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if ( LoadSaveFlag == LOAD_DATA )
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error = DtEditorSetContentsFromFile(ad.editor, name);
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else
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error = DtEditorInsertFromFile(ad.editor, name);
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switch (error)
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{
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case DtEDITOR_NO_ERRORS:
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{
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DisplayMessage("File loaded");
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break;
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}
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case DtEDITOR_NULLS_REMOVED:
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{
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DisplayMessage( "All embedded null characters removed from the file" );
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break;
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}
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case DtEDITOR_READ_ONLY_FILE:
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{
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DisplayMessage( "The file is write protected" );
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break;
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}
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case DtEDITOR_NONEXISTENT_FILE:
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{
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DisplayMessage( "Could not find file" );
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break;
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}
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case DtEDITOR_DIRECTORY:
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{
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DisplayMessage( "The name given is a directory" );
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break;
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}
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case DtEDITOR_CHAR_SPECIAL_FILE:
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{
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DisplayMessage( "The name given is a character special device" );
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break;
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}
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case DtEDITOR_BLOCK_MODE_FILE:
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{
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DisplayMessage( "The name given is a block mode device");
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break;
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}
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case DtEDITOR_INSUFFICIENT_MEMORY:
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{
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DisplayMessage( "Not enough available memory to load file");
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break;
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}
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case DtEDITOR_UNREADABLE_FILE:
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default:
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{
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DisplayMessage( "Could not read the file" );
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break;
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}
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}
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/*
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* Remove the OK callback so it can be added again with a new value for
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* the LoadSaveFlag flag.
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*/
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XtRemoveCallback(w, XmNokCallback, OpenFileCb, cd);
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/*
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* Remove the FSB dialog & clean up
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*/
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XtUnmanageChild(w);
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XtFree (name);
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}
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static void SaveAsFileCb(Widget w, XtPointer cd, XtPointer cb)
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{
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DtEditorContentRec cr;
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DtEditorErrorCode error;
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Boolean overWrite = False,
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hardCarriageReturns = True,
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markContentsAsSaved = True;
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XmFileSelectionBoxCallbackStruct *fcb = (XmFileSelectionBoxCallbackStruct *)cb;
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LoadSaveType LoadSaveFlag = (LoadSaveType) cd;
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char *name = XtMalloc(sizeof(char) * fcb->length + 1 );
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name[0] ='\0';
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XmStringGetLtoR(fcb->value, XmFONTLIST_DEFAULT_TAG, &name);
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/*
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* Ask the widget to save its contents to the named file.
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*/
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error = DtEditorSaveContentsToFile(ad.editor, name, overWrite,
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hardCarriageReturns, markContentsAsSaved);
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switch(error)
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{
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case DtEDITOR_NO_ERRORS:
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{
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DisplayMessage( "The file has been saved" );
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break;
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}
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case DtEDITOR_UNWRITABLE_FILE:
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{
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DisplayMessage( "The file is read only" );
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break;
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}
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case DtEDITOR_WRITABLE_FILE:
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{
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DisplayMessage( "File not saved, it already exists" );
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break;
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}
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case DtEDITOR_DIRECTORY:
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{
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DisplayMessage( "The name given is a directory" );
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break;
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}
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case DtEDITOR_CHAR_SPECIAL_FILE:
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{
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DisplayMessage( "The name given is a character special device" );
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break;
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}
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case DtEDITOR_BLOCK_MODE_FILE:
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{
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DisplayMessage( "The name given is a block mode device");
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break;
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}
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case DtEDITOR_SAVE_FAILED:
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default:
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{
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DisplayMessage( "Could not save the file. Check disc space" );
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break;
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}
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}
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/*
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* Remove the OK callback so it can be added again with a new value for
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* the LoadSaveFlag flag.
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*/
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XtRemoveCallback(w, XmNokCallback, SaveAsFileCb, cd);
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/*
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* Remove the FSB dialog & clean up
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*/
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XtUnmanageChild( w );
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XtFree (name);
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}
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static void CancelOpenCb(Widget w, XtPointer cd, XtPointer cb)
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{
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/* Remove the OK callback so it can be added again with a new value for
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* the LoadSaveFlag flag.
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*/
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XtRemoveCallback(w, XmNokCallback, OpenFileCb, cd);
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/* Remove the FSB dialog & clean up */
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XtUnmanageChild(w);
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}
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static void DisplayFsbCb(Widget w, XtPointer cd, XtPointer cb)
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{
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Arg al[10];
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int ac;
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XmString tmpStr1, tmpStr2;
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LoadSaveType LoadSaveFlag = (LoadSaveType) cd;
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/* Create the FSB, if we need to */
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if (ad.fileSelectionBox == (Widget) NULL)
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{
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ac = 0;
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ad.fileSelectionBox = XmCreateFileSelectionDialog(ad.mainWindow,
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"file_sel_dlg",
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al, ac);
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XtAddCallback(ad.fileSelectionBox, XmNcancelCallback, CancelOpenCb,
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(XtPointer)LoadSaveFlag);
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}
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/*
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* Set FSB title & label depending up whether loading, inserting, or
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* saving a container.
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*/
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switch ( LoadSaveFlag )
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{
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case LOAD_DATA:
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{
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tmpStr1 = XmStringCreateLocalized("Open a File");
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tmpStr2 = XmStringCreateLocalized("File to open");
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/*
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* Add the OK callback so the curent value of the LoadSaveFlag
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* flag is passed in.
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*/
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XtAddCallback(ad.fileSelectionBox, XmNokCallback, OpenFileCb,
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(XtPointer)LoadSaveFlag);
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break;
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}
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case INSERT_DATA:
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{
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tmpStr1 = XmStringCreateLocalized("Include a File");
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tmpStr2 = XmStringCreateLocalized("File to include");
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/*
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* Add the OK callback so the curent value of the LoadSaveFlag
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* flag is passed in.
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*/
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XtAddCallback(ad.fileSelectionBox, XmNokCallback, OpenFileCb,
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(XtPointer)LoadSaveFlag);
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break;
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}
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case SAVE_DATA:
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{
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tmpStr1 = XmStringCreateLocalized("Save to File");
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tmpStr2 = XmStringCreateLocalized("Save to file");
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/*
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* Add the OK callback so the save as callback is called.
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*/
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XtAddCallback(ad.fileSelectionBox, XmNokCallback, SaveAsFileCb,
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(XtPointer)LoadSaveFlag);
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break;
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}
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default:
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{
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break;
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}
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}
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XtVaSetValues(ad.fileSelectionBox,
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XmNdialogTitle, tmpStr1,
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XmNselectionLabelString, tmpStr1,
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NULL);
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XmStringFree(tmpStr1);
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XmStringFree(tmpStr2);
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/* Display the FSB */
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XtManageChild (ad.fileSelectionBox);
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}
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static void ExitCb(Widget w, XtPointer cd, XtPointer cb)
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{
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exit(0);
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}
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/*****************************************************
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*
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* Edit menu callbacks
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*
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*/
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static void UndoCb(Widget w, XtPointer cd, XtPointer cb)
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{
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DtEditorUndoEdit(ad.editor);
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}
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static void CutCb(Widget w, XtPointer cd, XtPointer cb)
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{
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DtEditorCutToClipboard(ad.editor);
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}
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static void CopyCb(Widget w, XtPointer cd, XtPointer cb)
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{
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DtEditorCopyToClipboard(ad.editor);
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}
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static void PasteCb(Widget w, XtPointer cd, XtPointer cb)
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{
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DtEditorPasteFromClipboard(ad.editor);
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}
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static void ClearCb(Widget w, XtPointer cd, XtPointer cb)
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{
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DtEditorClearSelection(ad.editor);
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}
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static void DeleteCb(Widget w, XtPointer cd, XtPointer cb)
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{
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DtEditorDeleteSelection(ad.editor);
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}
|
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static void SelectAllCb(Widget w, XtPointer cd, XtPointer cb)
|
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{
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DtEditorSelectAll(ad.editor);
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}
|
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static void DeselectCb(Widget w, XtPointer cd, XtPointer cb)
|
||||
{
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||||
DtEditorDeselect(ad.editor);
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}
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||||
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||||
static void FindCb(Widget w, XtPointer cd, XtPointer cb)
|
||||
{
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||||
DtEditorInvokeFindChangeDialog(ad.editor);
|
||||
}
|
||||
|
||||
static void SpellCb(Widget w, XtPointer cd, XtPointer cb)
|
||||
{
|
||||
DtEditorInvokeSpellDialog(ad.editor);
|
||||
}
|
||||
|
||||
/*****************************************************
|
||||
*
|
||||
* Format menu callbacks
|
||||
*
|
||||
*/
|
||||
|
||||
static void FormatAllCb(Widget w, XtPointer cd, XtPointer cb)
|
||||
{
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||||
DtEditorFormat(ad.editor, (DtEditorFormatSettings *) NULL,
|
||||
DtEDITOR_FORMAT_ALL);
|
||||
}
|
||||
|
||||
static void FormatParaCb(Widget w, XtPointer cd, XtPointer cb)
|
||||
{
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||||
DtEditorFormat(ad.editor, (DtEditorFormatSettings *) NULL,
|
||||
DtEDITOR_FORMAT_PARAGRAPH);
|
||||
}
|
||||
|
||||
static void InvokeFormatDlgCb(Widget w, XtPointer cd, XtPointer cb)
|
||||
{
|
||||
DtEditorInvokeFormatDialog(ad.editor);
|
||||
}
|
||||
|
||||
/*****************************************************
|
||||
*
|
||||
* Options menu callbacks
|
||||
*
|
||||
*/
|
||||
|
||||
static void OverstrikeCb(Widget w, XtPointer cd, XtPointer cb)
|
||||
{
|
||||
ad.overstrikeModeOn = ad.overstrikeModeOn ? False : True;
|
||||
XtVaSetValues(ad.editor, DtNoverstrike, ad.overstrikeModeOn, NULL);
|
||||
}
|
||||
|
||||
static void StatusLineCb(Widget w, XtPointer cd, XtPointer cb)
|
||||
{
|
||||
ad.statusLineOn = ad.statusLineOn ? False : True;
|
||||
XtVaSetValues(ad.editor, DtNshowStatusLine, ad.statusLineOn, NULL);
|
||||
|
||||
/* Reset the resize increment and minimum window size properties. */
|
||||
SetResizeHints();
|
||||
|
||||
}
|
||||
|
||||
static void WordWrapCb(Widget w, XtPointer cd, XtPointer cb)
|
||||
{
|
||||
ad.wordWrapOn = ad.wordWrapOn ? False : True;
|
||||
XtVaSetValues(ad.editor, DtNwordWrap, ad.wordWrapOn, NULL);
|
||||
}
|
||||
|
||||
/*****************************************************
|
||||
*
|
||||
* Editor callbacks
|
||||
*
|
||||
*/
|
||||
|
||||
static void HelpCb(Widget w, XtPointer cd, XtPointer cb)
|
||||
{
|
||||
DtEditorHelpCallbackStruct *ecb = (DtEditorHelpCallbackStruct *)cb;
|
||||
|
||||
DisplayMessage( "Received a request for help");
|
||||
}
|
||||
|
||||
static void TextSelectedCb(Widget w, XtPointer cd, XtPointer cb)
|
||||
{
|
||||
SetSelectionState(True);
|
||||
}
|
||||
|
||||
static void TextUnselectedCb(Widget w, XtPointer cd, XtPointer cb)
|
||||
{
|
||||
SetSelectionState(False);
|
||||
}
|
||||
|
||||
static void SetSelectionState(Boolean state)
|
||||
{
|
||||
XtSetSensitive(ad.cutButton, state);
|
||||
XtSetSensitive(ad.copyButton, state);
|
||||
XtSetSensitive(ad.deleteButton, state);
|
||||
XtSetSensitive(ad.clearButton, state);
|
||||
XtSetSensitive(ad.deselectButton, state);
|
||||
XtSetSensitive(ad.cutPopupButton, state);
|
||||
XtSetSensitive(ad.copyPopupButton, state);
|
||||
}
|
||||
|
||||
/************************************************************************
|
||||
*
|
||||
* PROCEDURES
|
||||
*
|
||||
************************************************************************/
|
||||
|
||||
/************************************************************************
|
||||
*
|
||||
* SetResizeHints - Set the resize increment properties
|
||||
*
|
||||
*/
|
||||
|
||||
static void SetResizeHints(void)
|
||||
{
|
||||
XSizeHints sh;
|
||||
Dimension MBheight;
|
||||
|
||||
DtEditorGetSizeHints(ad.editor, &sh);
|
||||
|
||||
/*
|
||||
* Add Menu Bar height to the height of the Editor widget
|
||||
*/
|
||||
XtVaGetValues( ad.menuBar, XmNheight, &MBheight, NULL);
|
||||
sh.min_height += MBheight;
|
||||
sh.base_height += MBheight;
|
||||
|
||||
XSetWMSizeHints(ad.display, XtWindow(ad.top), &sh, XA_WM_NORMAL_HINTS);
|
||||
}
|
||||
|
||||
/************************************************************************
|
||||
*
|
||||
* DisplayMessage - Display message in DtEditor's message area
|
||||
*
|
||||
*/
|
||||
|
||||
static void DisplayMessage(char *message)
|
||||
{
|
||||
XmTextFieldSetString(ad.messageTextF, message);
|
||||
}
|
||||
|
||||
/************************************************************************
|
||||
*
|
||||
* CreateFileMenu - Create the File pulldown menu
|
||||
*
|
||||
*/
|
||||
|
||||
static Widget CreateFileMenu(Widget menuBar)
|
||||
{
|
||||
Widget fileMenu;
|
||||
|
||||
fileMenu = (Widget) XmCreatePulldownMenu (menuBar, "fileMenu", NULL, 0);
|
||||
CreateCascade(menuBar, "File", 'F', fileMenu);
|
||||
CreateButton(fileMenu, "New", 'N', ResetEditorCb, NULL);
|
||||
CreateButton(fileMenu, "Open...", 'O', DisplayFsbCb, (XtPointer)LOAD_DATA);
|
||||
CreateButton(fileMenu, "Include...", 'I', DisplayFsbCb,
|
||||
(XtPointer)INSERT_DATA);
|
||||
XtManageChild(XmCreateSeparatorGadget(fileMenu, "sep1", NULL, 0));
|
||||
CreateButton(fileMenu, "Save As...", 'A', DisplayFsbCb, (XtPointer)SAVE_DATA);
|
||||
XtManageChild(XmCreateSeparatorGadget(fileMenu, "sep2", NULL, 0));
|
||||
CreateButton(fileMenu, "Exit", 'x', ExitCb, NULL);
|
||||
|
||||
return (fileMenu);
|
||||
}
|
||||
|
||||
/************************************************************************
|
||||
*
|
||||
* CreateEditMenu - Create the Edit pulldown menu
|
||||
*
|
||||
*/
|
||||
|
||||
static Widget CreateEditMenu(Widget menuBar)
|
||||
{
|
||||
Widget editMenu;
|
||||
|
||||
editMenu = XmCreatePulldownMenu (menuBar, "editMenu", NULL, 0);
|
||||
|
||||
CreateCascade(menuBar, "Edit", 'E', editMenu);
|
||||
|
||||
CreateButton(editMenu, "Undo", 'U', UndoCb, NULL);
|
||||
XtManageChild(XmCreateSeparatorGadget(editMenu, "sep1", NULL, 0));
|
||||
ad.cutButton = CreateButton(editMenu, "Cut", 't', CutCb, NULL);
|
||||
ad.copyButton = CreateButton(editMenu, "Copy", 'C', CopyCb, NULL);
|
||||
CreateButton(editMenu, "Paste", 'P', PasteCb, NULL);
|
||||
ad.clearButton = CreateButton(editMenu, "Clear", 'e', ClearCb, NULL);
|
||||
ad.deleteButton = CreateButton(editMenu, "Delete", 't', DeleteCb, NULL);
|
||||
CreateButton(editMenu, "Select All", 'S', SelectAllCb, NULL);
|
||||
ad.deselectButton = CreateButton(editMenu, "Deselect", 'D', DeselectCb, NULL);
|
||||
XtManageChild(XmCreateSeparatorGadget(editMenu, "sep2", NULL, 0));
|
||||
CreateButton(editMenu, "Find/Change...", 'F', FindCb, (XtPointer)ad.editor);
|
||||
CreateButton(editMenu, "Check Spelling...", 'p', SpellCb, (XtPointer)ad.editor);
|
||||
|
||||
return (editMenu);
|
||||
}
|
||||
|
||||
|
||||
/************************************************************************
|
||||
*
|
||||
* CreateFormatMenu - Create the FormatEdit pulldown menu
|
||||
*
|
||||
*/
|
||||
|
||||
static Widget CreateFormatMenu(Widget menuBar)
|
||||
{
|
||||
Widget formatMenu;
|
||||
|
||||
formatMenu = XmCreatePulldownMenu (menuBar, "formatMenu", NULL, 0);
|
||||
|
||||
CreateCascade(menuBar, "Format", 'r', formatMenu);
|
||||
|
||||
CreateButton(formatMenu, "Settings...", 'S', InvokeFormatDlgCb, NULL);
|
||||
CreateButton(formatMenu, "All", 'A', FormatAllCb, NULL);
|
||||
CreateButton(formatMenu, "Paragraph", 'P', FormatParaCb, NULL);
|
||||
|
||||
return (formatMenu);
|
||||
}
|
||||
|
||||
/************************************************************************
|
||||
*
|
||||
* CreateOptionsMenu - Create the Options pulldown menu
|
||||
*
|
||||
*/
|
||||
|
||||
static Widget CreateOptionsMenu(Widget menuBar)
|
||||
{
|
||||
Widget optionsMenu;
|
||||
|
||||
optionsMenu = XmCreatePulldownMenu (menuBar, "optionsMenu", NULL, 0);
|
||||
|
||||
CreateCascade(menuBar, "Options", 'O', optionsMenu);
|
||||
|
||||
CreateToggle(optionsMenu, "Overstrike", 'O', OverstrikeCb, NULL, ad.overstrikeModeOn);
|
||||
CreateToggle(optionsMenu, "Word Wrap", 'W', WordWrapCb, NULL,ad.wordWrapOn);
|
||||
XtManageChild(XmCreateSeparatorGadget(optionsMenu, "sep1", NULL, 0));
|
||||
CreateToggle(optionsMenu, "Status Line", 'S', StatusLineCb, NULL, ad.statusLineOn);
|
||||
|
||||
return (optionsMenu);
|
||||
}
|
||||
|
||||
/*
|
||||
* CreatePopupMenu - Create popup menu in editor window
|
||||
*/
|
||||
|
||||
static Widget CreatePopupMenu(Widget parent)
|
||||
{
|
||||
Widget popupMenu;
|
||||
Widget fileMenu;
|
||||
Widget editMenu;
|
||||
|
||||
popupMenu = XmCreatePopupMenu(parent, "popupMenu", NULL, 0);
|
||||
|
||||
XtAddEventHandler(parent, ButtonPressMask, False, PopupHandler,
|
||||
(XtPointer)popupMenu);
|
||||
|
||||
fileMenu = XmCreatePulldownMenu (popupMenu, "fileMenu", NULL, 0);
|
||||
CreateCascade(popupMenu, "File", 'F', fileMenu);
|
||||
CreateButton(fileMenu, "Open...", 'O', DisplayFsbCb, (XtPointer)LOAD_DATA);
|
||||
CreateButton(fileMenu, "Include...", 'I', DisplayFsbCb,
|
||||
(XtPointer)INSERT_DATA);
|
||||
CreateButton(fileMenu, "Save As...", 'A', DisplayFsbCb, (XtPointer)SAVE_DATA);
|
||||
CreateButton(fileMenu, "New", 'N', ResetEditorCb, NULL);
|
||||
|
||||
editMenu = XmCreatePulldownMenu (popupMenu, "editMenu", NULL, 0);
|
||||
CreateCascade(popupMenu, "Edit", 'E', editMenu);
|
||||
CreateButton(editMenu, "Undo", 'U', UndoCb, (XtPointer)LOAD_DATA);
|
||||
ad.cutPopupButton = CreateButton(editMenu, "Cut", 't', CutCb, NULL);
|
||||
ad.copyPopupButton = CreateButton(editMenu, "Copy", 'C', CopyCb, NULL);
|
||||
CreateButton(editMenu, "Paste", 'P', PasteCb, NULL);
|
||||
|
||||
CreateButton(popupMenu, "Find/Change...", 'F', FindCb, (XtPointer)ad.editor);
|
||||
|
||||
return (popupMenu);
|
||||
}
|
||||
|
||||
static void PopupHandler(Widget w, XtPointer cd, XEvent *event, Boolean *ctd)
|
||||
{
|
||||
if (((XButtonEvent *)event)->button != Button3) return;
|
||||
|
||||
XmMenuPosition((Widget)cd, (XButtonEvent *)event);
|
||||
XtManageChild ((Widget)cd);
|
||||
}
|
||||
|
||||
|
||||
/*
|
||||
* CreateMenuBar - Create MenuBar in MainWindow
|
||||
*/
|
||||
|
||||
static Widget CreateMenuBar(Widget parent)
|
||||
{
|
||||
Widget menuBar;
|
||||
|
||||
menuBar = XmCreateMenuBar(parent, "menuBar", NULL, 0);
|
||||
|
||||
CreateFileMenu(menuBar);
|
||||
CreateEditMenu(menuBar);
|
||||
CreateFormatMenu(menuBar);
|
||||
CreateOptionsMenu(menuBar);
|
||||
|
||||
return (menuBar);
|
||||
}
|
||||
|
||||
|
||||
/*
|
||||
* CreateEditor - Create the editor widget
|
||||
*/
|
||||
|
||||
static Widget CreateEditor(Widget parent)
|
||||
{
|
||||
Widget w;
|
||||
Arg al[10];
|
||||
int ac;
|
||||
|
||||
/* create editor widget */
|
||||
|
||||
ac = 0;
|
||||
XtSetArg(al[ac], XmNleftAttachment, XmATTACH_FORM); ac++;
|
||||
XtSetArg(al[ac], XmNrightAttachment, XmATTACH_FORM); ac++;
|
||||
XtSetArg(al[ac], XmNtopAttachment, XmATTACH_FORM); ac++;
|
||||
XtSetArg(al[ac], XmNbottomAttachment, XmATTACH_FORM); ac++;
|
||||
XtSetArg(al[ac], DtNrows, 40); ac++;
|
||||
XtSetArg(al[ac], DtNcolumns, 80); ac++;
|
||||
w = DtCreateEditor(parent, "editor", al, ac);
|
||||
|
||||
/* Add callbacks */
|
||||
|
||||
XtAddCallback(w, DtNtextSelectCallback, TextSelectedCb, (XtPointer) w);
|
||||
XtAddCallback(w, DtNtextDeselectCallback, TextUnselectedCb, (XtPointer) w);
|
||||
XtAddCallback(w, XmNhelpCallback, HelpCb, NULL);
|
||||
|
||||
return(w);
|
||||
}
|
||||
|
||||
static Widget CreateButton(Widget parent, String label, char mnemonic, XtCallbackProc callback, XtPointer callData)
|
||||
{
|
||||
Widget button;
|
||||
XmString labelString;
|
||||
Arg al[10];
|
||||
int ac;
|
||||
|
||||
labelString = XmStringCreateLocalized(label);
|
||||
|
||||
ac = 0;
|
||||
XtSetArg(al[ac], XmNlabelString, labelString); ac++;
|
||||
XtSetArg(al[ac], XmNmnemonic, mnemonic); ac++;
|
||||
button = XmCreatePushButtonGadget(parent, label, al, ac);
|
||||
XtAddCallback(button, XmNactivateCallback, callback, callData);
|
||||
XtManageChild(button);
|
||||
|
||||
XmStringFree(labelString);
|
||||
|
||||
return(button);
|
||||
}
|
||||
|
||||
static Widget CreateToggle(Widget parent, String label, char mnemonic, XtCallbackProc callback, XtPointer callData, Boolean value)
|
||||
{
|
||||
Widget button;
|
||||
XmString labelString;
|
||||
Arg al[10];
|
||||
int ac;
|
||||
|
||||
labelString = XmStringCreateLocalized(label);
|
||||
|
||||
ac = 0;
|
||||
XtSetArg(al[ac], XmNlabelString, labelString); ac++;
|
||||
XtSetArg(al[ac], XmNmnemonic, mnemonic); ac++;
|
||||
XtSetArg(al[ac], XmNvisibleWhenOff, True); ac++;
|
||||
XtSetArg(al[ac], XmNset, value); ac++;
|
||||
button = XmCreateToggleButtonGadget(parent, label, al, ac);
|
||||
XtAddCallback(button, XmNvalueChangedCallback, callback, callData);
|
||||
XtManageChild(button);
|
||||
|
||||
XmStringFree(labelString);
|
||||
|
||||
return(button);
|
||||
}
|
||||
|
||||
static Widget CreateCascade(Widget parent, String label, char mnemonic, Widget subMenu)
|
||||
{
|
||||
Widget button;
|
||||
XmString labelString;
|
||||
Arg al[10];
|
||||
int ac;
|
||||
|
||||
labelString = XmStringCreateLocalized(label);
|
||||
|
||||
ac = 0;
|
||||
XtSetArg(al[ac], XmNlabelString, labelString); ac++;
|
||||
XtSetArg(al[ac], XmNsubMenuId, subMenu); ac++;
|
||||
XtSetArg(al[ac], XmNmnemonic, mnemonic); ac++;
|
||||
button = XmCreateCascadeButtonGadget(parent, label, al, ac);
|
||||
XtManageChild(button);
|
||||
|
||||
XmStringFree(labelString);
|
||||
|
||||
return(button);
|
||||
}
|
||||
Reference in New Issue
Block a user