Initial import of the CDE 2.1.30 sources from the Open Group.

cde/programs/dtprintinfo/libUI/MotifUI/Button.C

@@ -0,0 +1,164 @@
+/* $TOG: Button.C /main/3 1998/07/24 16:14:59 mgreess $ */
+/*                                                                      *
+ * (c) Copyright 1993, 1994 Hewlett-Packard Company                     *
+ * (c) Copyright 1993, 1994 International Business Machines Corp.       *
+ * (c) Copyright 1993, 1994 Sun Microsystems, Inc.                      *
+ * (c) Copyright 1993, 1994 Novell, Inc.                                *
+ */
+
+#include "Button.h"
+
+#include <Xm/PushB.h>
+#include <Xm/ToggleB.h>
+#include <Xm/ArrowB.h>
+#include "WorkArea.h"
+
+Button::Button(MotifUI *parent, char *name, ButtonType button_type,
+	       ButtonCallback callback, void * callback_data,
+	       char *mnemonic, char *acceleratorText,
+	       char *accelerator, char *iconFile)
+	: MotifUI(parent, name, NULL)
+{
+   CreateButton(parent, name, NULL, button_type, callback, callback_data,
+	        mnemonic, acceleratorText, accelerator, iconFile);
+}
+
+Button::Button(char *category, MotifUI *parent, char *name,
+	       ButtonType button_type, ButtonCallback callback,
+	       void * callback_data, char *mnemonic, char *acceleratorText,
+	       char *accelerator, char *iconFile)
+	: MotifUI(parent, name, category)
+{
+   CreateButton(parent, name, category, button_type, callback, callback_data,
+	        mnemonic, acceleratorText, accelerator, iconFile);
+}
+
+Button::~Button()
+{
+   delete _iconFile;
+}
+
+void Button::IconFile(char *iconFile)
+{
+   delete _iconFile;
+   _iconFile = STRDUP(iconFile);
+   if (_iconFile)
+    {
+      Pixmap pixmap;
+      char *s = new char[strlen(iconFile) + 6];
+      if (depth == 1)
+       {
+	 Pixel bg;
+	 XtVaGetValues(_w, XmNbackground, &bg, NULL);
+	 if (bg == black)
+            sprintf(s, "%s.m.pm", iconFile);
+	 else
+            sprintf(s, "%s.m.bm", iconFile);
+       }
+      else
+         sprintf(s, "%s.m.pm", iconFile);
+      GetPixmaps(_w, s, &pixmap);
+      delete [] s;
+      XtVaSetValues(_w, XmNlabelType, XmPIXMAP, XmNlabelPixmap, pixmap, NULL);
+    }
+   else
+      XtVaSetValues(_w, XmNlabelType, XmSTRING, NULL);
+}
+
+void Button::CreateButton(MotifUI *parent, char *name, char * /*category*/,
+	       ButtonType button_type, ButtonCallback callback,
+	       void * callback_data, char *mnemonic,
+	       char *acceleratorText, char *accelerator, char *iconFile)
+{
+   int IsArrow = false;
+   XmString xm_string = StringCreate(name);
+   Widget parentW;
+   Widget super_node = NULL;
+
+   _iconFile = NULL;
+   _button_type = button_type;
+
+   if (parent->UIClass() == DIALOG)
+      parentW = parent->BaseWidget();
+   else if (parent->UIClass() == ICON)
+    {
+      parentW = XtParent(parent->InnerWidget());
+      super_node = parent->InnerWidget();
+    }
+   else
+      parentW = parent->InnerWidget();
+   if (button_type == PUSH_BUTTON)
+      _w = XtVaCreateManagedWidget("button", xmPushButtonWidgetClass, parentW, 
+                                   XmNlabelString, xm_string,
+		                   XmNaccelerator, accelerator,
+				   XmNmultiClick, XmMULTICLICK_DISCARD,
+                                   GuiNsuperNode, super_node, NULL);
+   else if (button_type == TOGGLE_BUTTON)
+      _w = XtVaCreateManagedWidget("toggle", xmToggleButtonWidgetClass, parentW,
+				   XmNlabelString, xm_string,
+		                   XmNaccelerator, accelerator,
+				   XmNmultiClick, XmMULTICLICK_DISCARD,
+                                   GuiNsuperNode, super_node, NULL);
+   else
+    {
+      int dir;
+
+      switch (button_type)
+       {
+	case UP_ARROW_BUTTON: dir = XmARROW_UP;
+	case DOWN_ARROW_BUTTON: dir = XmARROW_DOWN;
+        case LEFT_ARROW_BUTTON: dir = XmARROW_LEFT;
+        case RIGHT_ARROW_BUTTON: dir = XmARROW_RIGHT;
+       }
+      _w = XtVaCreateManagedWidget("arrow", xmArrowButtonWidgetClass, parentW, 
+				   XmNmultiClick, XmMULTICLICK_DISCARD,
+				   XmNarrowDirection, dir, NULL);
+      IsArrow = true;
+    }
+   StringFree(xm_string);
+   if (!IsArrow)
+    {
+      if (mnemonic)
+         XtVaSetValues(_w, XmNmnemonic, XStringToKeysym(mnemonic), NULL);
+      if (acceleratorText)
+       {
+         xm_string = StringCreate(acceleratorText);
+         XtVaSetValues(_w, XmNacceleratorText, xm_string, NULL);
+         StringFree(xm_string);
+       }
+    }
+   _callback = callback;
+   _callback_data = callback_data;
+
+   if (button_type == TOGGLE_BUTTON)
+      XtAddCallback(_w, XmNvalueChangedCallback, &Button::ActivateCB, 
+                    (XtPointer) this);
+   else
+      XtAddCallback(_w, XmNactivateCallback, &Button::ActivateCB, 
+                    (XtPointer) this);
+   InstallHelpCB();
+   IconFile(iconFile);
+}
+
+void Button::ActivateCB(Widget w, 
+			XtPointer client_data,
+			XtPointer)
+{
+   Button *obj = (Button *) client_data;
+   ButtonCallback callback;
+
+   if (XmIsToggleButton(w))
+    {
+      if (obj->Selected())
+	 obj->Selected(false);
+      else
+	 obj->Selected(true);
+    }
+   if ((callback = obj->_callback))
+    {
+      if (obj->_callback_data)
+         (*callback)(obj->_callback_data);
+      else
+         (*callback)(obj);
+    }
+}