Initial import of the CDE 2.1.30 sources from the Open Group.
This commit is contained in:
Peter Howkins
396
cde/programs/dtfile/MultiView.c
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396
cde/programs/dtfile/MultiView.c
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/* $XConsortium: MultiView.c /main/5 1996/10/15 10:08:30 mustafa $ */
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/************************************<+>*************************************
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****************************************************************************
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*
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* FILE: MultiView.c
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*
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* COMPONENT_NAME: Desktop File Manager (dtfile)
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*
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* Description: Contains the shared code for managing multiple toplevel
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* main application window.
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*
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* FUNCTIONS: CreateMenuBtn
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* _DtCreateMenuSystem
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* _DtGlobalRestoreMenuSensitivity
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* _DtGlobalSetMenuSensitivity
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* _DtGlobalUpdateMenuItemState
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*
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* (c) Copyright 1993, 1994, 1995 Hewlett-Packard Company
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* (c) Copyright 1993, 1994, 1995 International Business Machines Corp.
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* (c) Copyright 1993, 1994, 1995 Sun Microsystems, Inc.
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* (c) Copyright 1993, 1994, 1995 Novell, Inc.
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*
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****************************************************************************
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************************************<+>*************************************/
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#include <stdio.h>
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#include <signal.h>
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#include <pwd.h>
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#include <time.h>
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#include <Xm/XmP.h>
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#include <Xm/CascadeBG.h>
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#include <Xm/PushBG.h>
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#include <Xm/RowColumn.h>
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#include <Xm/SeparatoG.h>
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#include <Xm/ToggleBG.h>
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#include <Xm/MenuShellP.h>
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#include <X11/ShellP.h>
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#include <Dt/DtP.h>
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#include <Dt/DtNlUtils.h>
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#include <Dt/Connect.h>
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#include "Encaps.h"
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#include "MultiView.h"
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/******** Static Function Declarations ********/
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extern void _DtGlobalUpdateMenuItemState(
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Widget btn,
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unsigned int mask,
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unsigned int on,
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unsigned int * globalMenuStates) ;
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extern void _DtGlobalSetMenuSensitivity(
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Widget w,
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XtPointer client_data,
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XtPointer call_data) ;
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extern void _DtGlobalRestoreMenuSensitivity(
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Widget w,
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XtPointer client_data,
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XtPointer call_data) ;
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static Widget CreateMenuBtn(
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Widget parent,
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Boolean isPushButton,
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MenuDesc * menuDesc,
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int btnIndex) ;
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/******** End Static Function Declarations ********/
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extern Widget * findBtn;
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extern Widget * change_directoryBtn;
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extern Widget * preferencesBtn;
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extern Widget * defaultEnvBtn;
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extern Widget * filterBtn;
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Widget
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_DtCreateMenuSystem(
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Widget parent,
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char * menuBarName,
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XtCallbackProc helpCallback,
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XtPointer helpData,
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Boolean createSharedComponents,
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MenuDesc * menuDesc,
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int numMenuComponents,
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void (*getMenuDataProc)(),
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void (*setMenuSensitivity)(),
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void (*restoreMenuSensitivity)() )
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{
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int n;
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int i;
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Arg args[20];
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Widget menubar;
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Widget lastCascadeBtn = NULL;
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Widget lastMenuPane = NULL;
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char lastMenuPaneType = MENU_PANE;
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Boolean firstMenuPane = True;
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Widget child;
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XmString labelString;
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int pulldownIndex = 1;
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int menuPaneIndex = 1;
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int menuBtnIndex = 1;
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/* Use our own menu control functions, if none specified */
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if (setMenuSensitivity == NULL)
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setMenuSensitivity = _DtGlobalSetMenuSensitivity;
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if (restoreMenuSensitivity == NULL)
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restoreMenuSensitivity = _DtGlobalRestoreMenuSensitivity;
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/* Create the pulldown menu */
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n = 0;
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XtSetArg(args[n], XmNorientation, XmHORIZONTAL); n++;
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XtSetArg(args[n], XmNleftAttachment, XmATTACH_FORM); n++;
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XtSetArg(args[n], XmNrightAttachment, XmATTACH_FORM); n++;
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XtSetArg(args[n], XmNtopAttachment, XmATTACH_FORM); n++;
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menubar = XmCreateMenuBar(parent, menuBarName, args, n);
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XtManageChild(menubar);
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if (helpCallback)
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XtAddCallback(menubar, XmNhelpCallback, helpCallback, helpData);
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for (i = 0; i < numMenuComponents; i++)
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{
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n = 0;
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switch (menuDesc[i].type)
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{
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case MENU_PULLDOWN_BUTTON:
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{
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labelString = XmStringCreateLocalized(menuDesc[i].label);
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XtSetArg(args[n], XmNlabelString, labelString); n++;
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if (menuDesc[i].mnemonic)
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{
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XtSetArg(args[n], XmNmnemonic, menuDesc[i].mnemonic[0]); n++;
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}
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XtSetArg(args[n], XmNmarginWidth, 6); n++;
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child = XmCreateCascadeButtonGadget(menubar, menuDesc[i].name,
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args, n);
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if (menuDesc[i].helpCallback)
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{
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XtAddCallback(child, XmNhelpCallback,
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menuDesc[i].helpCallback, menuDesc[i].helpData);
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}
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if (menuDesc[i].isHelpBtn)
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{
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XtSetArg(args[0], XmNmenuHelpWidget, child);
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XtSetValues(menubar, args, 1);
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}
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XtManageChild(child);
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XmStringFree(labelString);
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lastCascadeBtn = menuDesc[i].widget = child;
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pulldownIndex++;
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break;
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}
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case SHARED_MENU_PANE:
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case MENU_PANE:
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{
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if (createSharedComponents || (menuDesc[i].type == MENU_PANE))
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{
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child = XmCreatePulldownMenu(menubar, menuDesc[i].name, NULL, 0);
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if (firstMenuPane)
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{
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XtAddCallback(XtParent(child), XmNpopupCallback,
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setMenuSensitivity,
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(XtPointer)getMenuDataProc);
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XtAddCallback(XtParent(child), XmNpopdownCallback,
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restoreMenuSensitivity,
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(XtPointer)getMenuDataProc);
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firstMenuPane = False;
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}
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if (menuDesc[i].helpCallback)
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{
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XtAddCallback(child, XmNhelpCallback,
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menuDesc[i].helpCallback, menuDesc[i].helpData);
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}
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menuDesc[i].widget = child;
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}
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lastMenuPane = menuDesc[i].widget;
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lastMenuPaneType = menuDesc[i].type;
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XtSetArg(args[0], XmNsubMenuId, lastMenuPane);
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XtSetValues(lastCascadeBtn, args, 1);
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menuBtnIndex = 1;
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menuPaneIndex++;
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break;
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}
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case MENU_TOGGLE_BUTTON:
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case MENU_BUTTON:
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{
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/* Need to always make btns for non-shared menupanes */
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if ((createSharedComponents) || (lastMenuPaneType == MENU_PANE))
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{
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child = CreateMenuBtn (lastMenuPane,
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(menuDesc[i].type == MENU_BUTTON),
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menuDesc + i, menuBtnIndex);
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XtManageChild(child);
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menuDesc[i].widget = child;
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}
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menuBtnIndex++;
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break;
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}
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case MENU_SEPARATOR:
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{
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/* Need to always make components for non-shared menupanes */
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if ((createSharedComponents) || (lastMenuPaneType == MENU_PANE))
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{
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child = XmCreateSeparatorGadget(lastMenuPane, menuDesc[i].name,
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NULL, 0);
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XtManageChild(child);
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menuDesc[i].widget = child;
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}
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break;
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}
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}
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}
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return(menubar);
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}
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/* ARGSUSED */
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void
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_DtGlobalSetMenuSensitivity(
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Widget w,
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XtPointer client_data,
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XtPointer call_data )
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{
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Arg menuPaneArgs[1];
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Widget mbar;
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XmMenuShellWidget mshell = (XmMenuShellWidget) w;
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void (*getMenuData)() = (void(*)())client_data;
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XtPointer mainRecord;
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MenuDesc * menuDesc;
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int menuItemCount;
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unsigned int * globalMenuStates;
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unsigned int * viewMenuStates;
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int i;
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_XmGetActiveTopLevelMenu(mshell->composite.children[0], &mbar);
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(*getMenuData)(mbar, &mainRecord, &menuDesc, &menuItemCount,
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&globalMenuStates, &viewMenuStates);
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XtSetArg(menuPaneArgs[0], XmNuserData, mainRecord);
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for (i = 0; i < menuItemCount; i++)
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{
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switch (menuDesc[i].type)
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{
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case SHARED_MENU_PANE:
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case MENU_PANE:
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{
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/* Need to do this to get help working */
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XtSetValues(menuDesc[i].widget, menuPaneArgs, 1);
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break;
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}
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case MENU_BUTTON:
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{
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if ((menuDesc[i].maskBit) &&
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((*globalMenuStates & menuDesc[i].maskBit) !=
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(*viewMenuStates & menuDesc[i].maskBit)))
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{
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_DtGlobalUpdateMenuItemState(menuDesc[i].widget,
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menuDesc[i].maskBit,
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*viewMenuStates & menuDesc[i].maskBit,
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globalMenuStates);
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}
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break;
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}
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}
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}
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}
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/* ARGSUSED */
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void
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_DtGlobalRestoreMenuSensitivity(
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Widget w,
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XtPointer client_data,
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XtPointer call_data )
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{
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Widget mbar;
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XmMenuShellWidget mshell = (XmMenuShellWidget) w;
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void (*getMenuData)() = (void (*)())client_data;
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XtPointer mainRecord;
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MenuDesc * menuDesc;
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int menuItemCount;
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unsigned int * globalMenuStates;
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unsigned int * viewMenuStates;
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int i;
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_XmGetActiveTopLevelMenu(mshell->composite.children[0], &mbar);
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(*getMenuData)(mbar, &mainRecord, &menuDesc, &menuItemCount,
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&globalMenuStates, &viewMenuStates);
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for (i = 0; i < menuItemCount; i++)
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{
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if (menuDesc[i].type == MENU_BUTTON)
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{
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if ((menuDesc[i].maskBit) &&
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((*globalMenuStates & menuDesc[i].maskBit) == 0))
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{
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_DtGlobalUpdateMenuItemState(menuDesc[i].widget,
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menuDesc[i].maskBit,
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True,
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globalMenuStates);
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}
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}
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}
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}
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void
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_DtGlobalUpdateMenuItemState(
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Widget btn,
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unsigned int mask,
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unsigned int on,
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unsigned int * globalMenuStates )
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{
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if (on != 0)
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{
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XtSetSensitive(btn, True);
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*globalMenuStates |= mask;
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}
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else
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{
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if(btn != *findBtn &&
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btn != *change_directoryBtn &&
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btn != *preferencesBtn &&
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btn != *defaultEnvBtn &&
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btn != *filterBtn )
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{
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XtSetSensitive(btn, False);
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*globalMenuStates &= ~mask;
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}
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}
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}
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static Widget
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CreateMenuBtn (
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Widget parent,
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Boolean isPushButton,
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MenuDesc * menuDesc,
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int btnIndex )
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{
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int n;
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Arg args[10];
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Widget child;
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XmString labelString;
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n = 0;
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labelString = XmStringCreateLocalized(menuDesc->label);
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XtSetArg(args[n], XmNlabelString, labelString); n++;
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XtSetArg(args[n], XmNmnemonic, menuDesc->mnemonic[0]); n++;
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if (isPushButton)
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child = XmCreatePushButtonGadget(parent, menuDesc->name, args, n);
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else
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{
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XtSetArg(args[n], XmNvisibleWhenOff,TRUE);n++;
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child = XmCreateToggleButtonGadget(parent, menuDesc->name, args, n);
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}
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if (menuDesc->helpCallback)
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{
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XtAddCallback(child, XmNhelpCallback, menuDesc->helpCallback,
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menuDesc->helpData);
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}
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if (menuDesc->activateCallback)
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{
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if (isPushButton)
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{
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XtAddCallback(child, XmNactivateCallback, menuDesc->activateCallback,
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menuDesc->activateData);
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}
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else
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{
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XtAddCallback(child, XmNvalueChangedCallback,
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menuDesc->activateCallback, menuDesc->activateData);
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}
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}
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XmStringFree(labelString);
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return (child);
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}
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