dwindows: mac/dw.m comparison

comparison mac/dw.m @ 1410:c607fd86e5c2

Initial code on the Mac to automatically calculate widget required sizes. OS/2 and Windows code coming soon.

author	bsmith@81767d24-ef19-dc11-ae90-00e081727c95
date	Thu, 01 Dec 2011 21:37:03 +0000
parents	ccd383e11ff8
children	22ba64e357de

comparison

equal deleted inserted replaced

-:93eb987c05cf
+:c607fd86e5c2
 range = [view bounds].size.width;
 }
 return range;
 }
+/* Internal function to calculate the widget's required size..
+* These are the general rules for widget sizes:
+*
+* Scrolled(Container,Tree,MLE)/Render/Unspecified: 1x1
+* Entryfield/Combobox/Spinbutton: 150x(maxfontheight)
+* Spinbutton: 50x(maxfontheight)
+* Text/Status: (textwidth)x(textheight)
+*/
+void _control_size(id handle, int *width, int *height)
+{
+int thiswidth = 1, thisheight = 1, extrawidth = 0, extraheight = 0;
+NSString *nsstr = nil;
+id object = handle;
+if([object isMemberOfClass:[ DWSpinButton class]])
+object = [object textfield];
+/* Handle all the different button types */
+if([ object isKindOfClass:[ NSButton class ] ])
+{
+nsstr = [object title];
+switch([object buttonType])
+{
+case NSSwitchButton:
+case NSRadioButton:
+extrawidth = 24;
+extraheight = 4;
+break;
+default:
+if([object isBordered])
+{
+extrawidth = 30;
+extraheight = 8;
+}
+else
+{
+extrawidth = 8;
+extraheight = 4;
+}
+break;
+}
+}
+/* If the control is an entryfield set width to 150 */
+else if([object isKindOfClass:[ NSTextField class ]] && [object isEditable])
+{
+NSFont *font = [object font];
+/* Spinbuttons don't need to be as wide */
+if([object isMemberOfClass:[ DWSpinButton class]])
+thiswidth = 50;
+else
+thiswidth = 150;
+if(font)
+thisheight = (int)[font boundingRectForFont].size.height;
+/* Spinbuttons don't need to be as wide */
+if([object isMemberOfClass:[ DWComboBox class]])
+extraheight = 4;
+}
+else if([ object isKindOfClass:[ NSControl class ] ])
+nsstr = [object stringValue];
+if([object isKindOfClass:[ NSTextField class ]] && ![object isEditable])
+extrawidth = 8;
+/* If we have a string...
+* calculate the size with the current font.
+*/
+if(nsstr && [nsstr length])
+dw_font_text_extents_get(object, NULL, (char *)[nsstr UTF8String], &thiswidth, &thisheight);
+NSLog(@"Class %@ Width %d Height %d Extra Width %d Extra Height %d\n", [object className], thiswidth, thisheight, extrawidth, extraheight);
+/* Set the requested sizes */
+if(width)
+*width = thiswidth + extrawidth;
+if(height)
+*height = thisheight + extraheight;
+}
 /* Internal box packing function called by the other 3 functions */
 void _dw_box_pack(HWND box, HWND item, int index, int width, int height, int hsize, int vsize, int pad, char *funcname)
 {
 int _locked_by_me = FALSE;
 DW_MUTEX_LOCK;
 tmpitem[index].hwnd = item;
 tmpitem[index].origwidth = tmpitem[index].width = width;
 tmpitem[index].origheight = tmpitem[index].height = height;
 tmpitem[index].pad = pad;
-if(hsize)
+tmpitem[index].hsize = hsize ? SIZEEXPAND : SIZESTATIC;
-tmpitem[index].hsize = SIZEEXPAND;
+tmpitem[index].vsize = vsize ? SIZEEXPAND : SIZESTATIC;
-else
-tmpitem[index].hsize = SIZESTATIC;
+/* If either of the parameters are -1 ... calculate the size */
+if(width == -1 || height == -1)
-if(vsize)
+_control_size(object, width == -1 ? &tmpitem[index].width : NULL, height == -1 ? &tmpitem[index].height : NULL);
-tmpitem[index].vsize = SIZEEXPAND;
-else
-tmpitem[index].vsize = SIZESTATIC;
 thisbox->items = tmpitem;
 /* Update the item count */
 thisbox->count++;
 DWButton *button = handle;
 if(mask & DW_BS_NOBORDER)
 {
 if(style & DW_BS_NOBORDER)
-{
-[button setButtonType:NSMomentaryLight];
 [button setBordered:NO];
-}
 else
-{
-[button setButtonType:NSMomentaryPushInButton];
 [button setBordered:YES];
-}
 }
 }
 else if([object isMemberOfClass:[DWMenuItem class]])
 {
 if(mask & (DW_MIS_CHECKED | DW_MIS_UNCHECKED))
 return strdup([output UTF8String]);
 }
 return NULL;
 }
+/* Internal function to return a pointer to an item struct
+* with information about the packing information regarding object.
+*/
+Item *_box_item(id object)
+{
+/* Find the item within the box it is packed into */
+if([object isKindOfClass:[DWBox class]] || [object isKindOfClass:[DWGroupBox class]] || [object isKindOfClass:[NSControl class]])
+{
+DWBox *parent = (DWBox *)[object superview];
+/* Some controls are embedded in scrollviews...
+* so get the parent of the scrollview in that case.
+*/
+if([object isKindOfClass:[NSTableView class]] && [parent isMemberOfClass:[NSClipView class]])
+{
+object = [parent superview];
+parent = (DWBox *)[object superview];
+}
+if([parent isKindOfClass:[DWBox class]] || [parent isKindOfClass:[DWGroupBox class]])
+{
+Box *thisbox = [parent box];
+Item *thisitem = thisbox->items;
+int z;
+for(z=0;z<thisbox->count;z++)
+{
+if(thisitem[z].hwnd == object)
+return &thisitem[z];
+}
+}
+}
+return NULL;
+}
 /*
 * Sets the font used by a specified window (widget) handle.
 * Parameters:
 *          handle: The window (widget) handle.
 *          fontname: Name and size of the font in the form "size.fontname"
 {
 DWRender *render = object;
 [render setFont:font];
 }
-}
+else
-return 0;
+return DW_ERROR_UNKNOWN;
+/* If we changed the text... */
+Item *item = _box_item(handle);
+/* Check to see if any of the sizes need to be recalculated */
+if(item && (item->origwidth == -1 || item->origheight == -1))
+_control_size(handle, item->origwidth == -1 ? &item->width : NULL, item->origheight == -1 ? &item->height : NULL);
+return DW_ERROR_NONE;
+}
+return DW_ERROR_UNKNOWN;
 }
 /*
 * Returns the current font for the specified window
 * Parameters:
 *       handle: Handle to the window.
 *       text: The text associsated with a given window.
 */
 void API dw_window_set_text(HWND handle, char *text)
 {
-int _locked_by_me = FALSE;
+id object = handle;
-DW_MUTEX_LOCK;
-NSObject *object = handle;
 if([object isMemberOfClass:[ DWSpinButton class]])
 {
 DWSpinButton *spinbutton = handle;
-handle = object = [spinbutton textfield];
+object = [spinbutton textfield];
 }
 if([ object isKindOfClass:[ NSWindow class ] ] || [ object isKindOfClass:[ NSButton class ] ])
-{
+[object setTitle:[ NSString stringWithUTF8String:text ]];
-id window = handle;
-[window setTitle:[ NSString stringWithUTF8String:text ]];
-}
 else if([ object isKindOfClass:[ NSControl class ] ])
 {
 NSControl *control = handle;
 [control setStringValue:[ NSString stringWithUTF8String:text ]];
 }
 else if([object isMemberOfClass:[DWGroupBox class]])
 {
 DWGroupBox *groupbox = handle;
 [groupbox setTitle:[NSString stringWithUTF8String:text]];
 }
-DW_MUTEX_UNLOCK;
+else
+return;
+/* If we changed the text... */
+Item *item = _box_item(handle);
+/* Check to see if any of the sizes need to be recalculated */
+if(item && (item->origwidth == -1 || item->origheight == -1))
+_control_size(handle, item->origwidth == -1 ? &item->width : NULL, item->origheight == -1 ? &item->height : NULL);
 }
 /*
 * Sets the text used for a given window's floating bubble help.
 * Parameters:

Mercurial > dwindows

comparison mac/dw.m @ 1410:c607fd86e5c2