135 lines
3.0 KiB
Objective-C
135 lines
3.0 KiB
Objective-C
// 14 april 2016
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#import "uipriv_darwin.h"
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@interface fontButton : NSButton {
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uiFontButton *libui_b;
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NSFont *libui_font;
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}
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- (id)initWithFrame:(NSRect)frame libuiFontButton:(uiFontButton *)b;
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- (void)updateFontButtonLabel;
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- (IBAction)fontButtonClicked:(id)sender;
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- (void)activateFontButton;
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- (void)deactivateFontButton:(BOOL)activatingAnother;
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@end
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// only one may be active at one time
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static fontButton *activeFontButton = nil;
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struct uiFontButton {
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uiDarwinControl c;
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fontButton *button;
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};
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uiDarwinDefineControl(
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uiFontButton, // type name
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uiFontButtonType, // type function
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button // handle
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)
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@implementation fontButton
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- (id)initWithFrame:(NSRect)frame libuiFontButton:(uiFontButton *)b
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{
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self = [super initWithFrame:frame];
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if (self) {
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self->libui_b = b;
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// imitate a NSColorWell in appearance
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[self setButtonType:NSPushOnPushOffButton];
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[self setBordered:YES];
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[self setBezelStyle:NSShadowlessSquareBezelStyle];
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// default font values according to the CTFontDescriptor reference
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// this is autoreleased (thanks swillits in irc.freenode.net/#macdev)
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self->libui_font = [[NSFont fontWithName:@"Helvetica" size:12.0] retain];
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[self updateFontButtonLabel];
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// for when clicked
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[self setTarget:self];
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[self setAction:@selector(fontButtonClicked:)];
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}
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return self;
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}
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- (void)updateFontButtonLabel
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{
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NSString *title;
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title = [NSString stringWithFormat:@"%@ %g",
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[self->libui_font displayName],
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[self->libui_font pointSize]];
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[self setTitle:title];
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}
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- (IBAction)fontButtonClicked:(id)sender
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{
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if ([self state] == NSOnState)
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[self activateFontButton];
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else
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[self deactivateFontButton:NO];
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}
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- (void)activateFontButton
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{
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NSFontManager *sfm;
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sfm = [NSFontManager sharedFontManager];
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if (activeFontButton != nil)
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[activeFontButton deactivateFontButton:YES];
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[sfm setTarget:self];
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[sfm setSelectedFont:self->libui_font isMultiple:NO];
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[sfm orderFrontFontPanel:self];
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activeFontButton = self;
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[self setState:NSOnState];
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}
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- (void)deactivateFontButton:(BOOL)activatingAnother
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{
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NSFontManager *sfm;
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sfm = [NSFontManager sharedFontManager];
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[sfm setTarget:nil];
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if (!activatingAnother)
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[[NSFontPanel sharedFontPanel] orderOut:self];
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activeFontButton = nil;
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[self setState:NSOffState];
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}
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- (void)changeFont:(id)sender
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{
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NSFontManager *fm;
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NSFont *old;
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fm = (NSFontManager *) sender;
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old = self->libui_font;
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self->libui_font = [sender convertFont:self->libui_font];
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// TODO do we get it back retained?
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// TODO is it even retained when we get it, regardless of value?
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if (self->libui_font != old)
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[old release];
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[self updateFontButtonLabel];
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}
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- (NSUInteger)validModesForFontPanel:(NSFontPanel *)panel
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{
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return NSFontPanelFaceModeMask |
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NSFontPanelSizeModeMask |
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NSFontPanelCollectionModeMask;
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}
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@end
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uiFontButton *uiNewFontButton(void)
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{
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uiFontButton *b;
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b = (uiFontButton *) uiNewControl(uiFontButtonType());
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b->button = [[fontButton alloc] initWithFrame:NSZeroRect libuiFontButton:b];
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uiDarwinSetControlFont(b->button, NSRegularControlSize);
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uiDarwinFinishNewControl(b, uiFontButton);
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return b;
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}
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