clipboard: fix get_text() on macos

thirdparty/sokol/sokol_app.h

@@ -1360,6 +1360,7 @@ inline int sapp_run(const sapp_desc& desc) { return sapp_run(&desc); }
 @end
 @interface _sapp_macos_window_delegate : NSObject<NSWindowDelegate>
 @end
+
 #if defined(SOKOL_METAL)
     @interface _sapp_macos_view : MTKView
     @end
@@ -5452,7 +5453,7 @@ _SOKOL_PRIVATE LRESULT CALLBACK _sapp_win32_wndproc(HWND hWnd, UINT uMsg, WPARAM
                     _sapp_wgl_swap_buffers();
                 #endif
                 /* NOTE: resizing the swap-chain during resize leads to a substantial
-                   memory spike (hundreds of megabytes for a few seconds). 
+                   memory spike (hundreds of megabytes for a few seconds).
 
                 if (_sapp_win32_update_dimensions()) {
                     #if defined(SOKOL_D3D11)

vlib/clipboard/clipboard_darwin.c.v

@@ -3,6 +3,9 @@ module clipboard
 #include <libkern/OSAtomic.h>
 #include <Cocoa/Cocoa.h>
 #flag -framework Cocoa
+
+#include "@VROOT/vlib/clipboard/clipboard_darwin.m"
+
 pub struct Clipboard {
 	pb             voidptr
 	last_cb_serial i64
@@ -10,11 +13,12 @@ mut:
 	foo            int // TODO remove, for mut hack
 }
 
+fn C.darwin_new_pasteboard() voidptr
+fn C.darwin_get_pasteboard_text() byteptr
+
 fn new_clipboard() &Clipboard {
-	pb := voidptr(0)
-	#pb = [NSPasteboard generalPasteboard];
 	cb := &Clipboard{
-		pb: pb
+		pb: C.darwin_new_pasteboard()// pb
 	}
 	return cb
 }
@@ -59,13 +63,11 @@ fn (mut cb Clipboard) set_text(text string) bool {
 
 fn (mut cb Clipboard) get_text() string {
 	cb.foo = 0
-	#NSString *ns_clip;
-	utf8_clip := byteptr(0)
-	#ns_clip = [cb->pb stringForType:NSStringPboardType]; //NSPasteboardTypeString
-	#if (ns_clip == nil) {
-	#return tos3(""); //in case clipboard is empty
-	#}
-	#utf8_clip = [ns_clip UTF8String];
+	if isnil(cb.pb) {
+		return ''
+	}
+
+	utf8_clip := C.darwin_get_pasteboard_text(cb.pb)
 	return unsafe {utf8_clip.vstring()}
 }
 

vlib/clipboard/clipboard_darwin.m

@@ -0,0 +1,12 @@
+//NSPasteboard* darwin_new_pasteboard() {
+void* darwin_new_pasteboard() {
+	return (__bridge void*) [NSPasteboard generalPasteboard];
+}
+
+char* darwin_get_pasteboard_text(void* pb) {
+	NSString *ns_clip = [((__bridge NSPasteboard*)pb) stringForType:NSStringPboardType]; //NSPasteboardTypeString
+	if (ns_clip == nil) {
+		return "";
+	}
+	return [ns_clip UTF8String];
+}

vlib/gg/text_rendering.v

@@ -114,9 +114,9 @@ pub fn (ctx &Context) draw_text(x int, y int, text_ string, cfg gx.TextCfg) {
 	}
 	// text := text_.trim_space() // TODO remove/optimize
 	mut text := text_
-	if text.contains('\t') {
-		text = text.replace('\t', '    ')
-	}
+	//if text.contains('\t') {
+		//text = text.replace('\t', '    ')
+	//}
 	ctx.set_cfg(cfg)
 	scale := if ctx.ft.scale == 0 { f32(1) } else { ctx.ft.scale }
 	C.fonsDrawText(ctx.ft.fons, x * scale, y * scale, text.str, 0) // TODO: check offsets/alignment