First Commit

libui-ng/darwin/stddialogs.m

@@ -0,0 +1,137 @@
+// 26 june 2015
+#import "uipriv_darwin.h"
+
+// LONGTERM restructure this whole file
+// LONGTERM explicitly document this works as we want
+// LONGTERM note that font and color buttons also do this
+
+#define windowWindow(w) ((NSWindow *) uiControlHandle(uiControl(w)))
+
+// source of code modal logic: http://stackoverflow.com/questions/604768/wait-for-nsalert-beginsheetmodalforwindow
+
+// note: whether extensions are actually shown depends on a user setting in Finder; we can't control it here
+static void setupSavePanel(NSSavePanel *s)
+{
+	[s setCanCreateDirectories:YES];
+	[s setShowsHiddenFiles:YES];
+	[s setExtensionHidden:NO];
+	[s setCanSelectHiddenExtension:NO];
+	[s setTreatsFilePackagesAsDirectories:YES];
+}
+
+static char *runSavePanel(NSWindow *parent, NSSavePanel *s)
+{
+	char *filename;
+
+	[s beginSheetModalForWindow:parent completionHandler:^(NSInteger result) {
+		[uiprivNSApp() stopModalWithCode:result];
+	}];
+	if ([uiprivNSApp() runModalForWindow:s] != NSFileHandlingPanelOKButton)
+		return NULL;
+	filename = uiDarwinNSStringToText([[s URL] path]);
+	return filename;
+}
+
+char *uiOpenFile(uiWindow *parent)
+{
+	NSOpenPanel *o;
+
+	o = [NSOpenPanel openPanel];
+	[o setCanChooseFiles:YES];
+	[o setCanChooseDirectories:NO];
+	[o setResolvesAliases:NO];
+	[o setAllowsMultipleSelection:NO];
+	setupSavePanel(o);
+	// panel is autoreleased
+	return runSavePanel(windowWindow(parent), o);
+}
+
+char *uiOpenFolder(uiWindow *parent)
+{
+	NSOpenPanel *o;
+
+	o = [NSOpenPanel openPanel];
+	[o setCanChooseFiles:NO];
+	[o setCanChooseDirectories:YES];
+	[o setResolvesAliases:NO];
+	[o setAllowsMultipleSelection:NO];
+	setupSavePanel(o);
+	// panel is autoreleased
+	return runSavePanel(windowWindow(parent), o);
+}
+
+char *uiSaveFile(uiWindow *parent)
+{
+	NSSavePanel *s;
+
+	s = [NSSavePanel savePanel];
+	setupSavePanel(s);
+	// panel is autoreleased
+	return runSavePanel(windowWindow(parent), s);
+}
+
+// I would use a completion handler for NSAlert as well, but alas NSAlert's are 10.9 and higher only
+@interface libuiCodeModalAlertPanel : NSObject {
+	NSAlert *panel;
+	NSWindow *parent;
+}
+- (id)initWithPanel:(NSAlert *)p parent:(NSWindow *)w;
+- (NSInteger)run;
+- (void)panelEnded:(NSAlert *)panel result:(NSInteger)result data:(void *)data;
+@end
+
+@implementation libuiCodeModalAlertPanel
+
+- (id)initWithPanel:(NSAlert *)p parent:(NSWindow *)w
+{
+	self = [super init];
+	if (self) {
+		self->panel = p;
+		self->parent = w;
+	}
+	return self;
+}
+
+- (NSInteger)run
+{
+	[self->panel beginSheetModalForWindow:self->parent
+		modalDelegate:self
+		didEndSelector:@selector(panelEnded:result:data:)
+		contextInfo:NULL];
+	return [uiprivNSApp() runModalForWindow:[self->panel window]];
+}
+
+- (void)panelEnded:(NSAlert *)panel result:(NSInteger)result data:(void *)data
+{
+	[uiprivNSApp() stopModalWithCode:result];
+}
+
+@end
+
+static void msgbox(NSWindow *parent, const char *title, const char *description, NSAlertStyle style)
+{
+	NSAlert *a;
+	libuiCodeModalAlertPanel *cm;
+
+	a = [NSAlert new];
+	[a setAlertStyle:style];
+	[a setShowsHelp:NO];
+	[a setShowsSuppressionButton:NO];
+	[a setMessageText:uiprivToNSString(title)];
+	[a setInformativeText:uiprivToNSString(description)];
+	[a addButtonWithTitle:@"OK"];
+	cm = [[libuiCodeModalAlertPanel alloc] initWithPanel:a parent:parent];
+	[cm run];
+	[cm release];
+	[a release];
+}
+
+void uiMsgBox(uiWindow *parent, const char *title, const char *description)
+{
+	msgbox(windowWindow(parent), title, description, NSInformationalAlertStyle);
+}
+
+void uiMsgBoxError(uiWindow *parent, const char *title, const char *description)
+{
+	msgbox(windowWindow(parent), title, description, NSCriticalAlertStyle);
+}