OSYSTEM: Add API to copy text to clipboard

This has also been implemented for the SDL2 and macOS backends.

6 files changed, 23 insertions, 1 deletions

diff --git a/backends/platform/sdl/macosx/macosx.cpp b/backends/platform/sdl/macosx/macosx.cpp
index 8ecbe7306c..62037200ea 100644
--- a/backends/platform/sdl/macosx/macosx.cpp
+++ b/backends/platform/sdl/macosx/macosx.cpp
@@ -124,6 +124,10 @@ Common::String OSystem_MacOSX::getTextFromClipboard() {
 	return getTextFromClipboardMacOSX();
 }
 
+bool OSystem_MacOSX::setTextInClipboard(const Common::String &text) {
+	return setTextInClipboardMacOSX(text);
+}
+
 bool OSystem_MacOSX::openUrl(const Common::String &url) {
 	CFURLRef urlRef = CFURLCreateWithBytes (NULL, (UInt8*)url.c_str(), url.size(), kCFStringEncodingASCII, NULL);
 	OSStatus err = LSOpenCFURLRef(urlRef, NULL);
diff --git a/backends/platform/sdl/macosx/macosx.h b/backends/platform/sdl/macosx/macosx.h
index ba07364681..5ef30baa64 100644
--- a/backends/platform/sdl/macosx/macosx.h
+++ b/backends/platform/sdl/macosx/macosx.h
@@ -35,6 +35,7 @@ public:
 
 	virtual bool hasTextInClipboard();
 	virtual Common::String getTextFromClipboard();
+	virtual bool setTextInClipboard(const Common::String &text);
 
 	virtual bool openUrl(const Common::String &url);
 
diff --git a/backends/platform/sdl/macosx/macosx_wrapper.h b/backends/platform/sdl/macosx/macosx_wrapper.h
index 84f0c1b2ba..ca4e433890 100644
--- a/backends/platform/sdl/macosx/macosx_wrapper.h
+++ b/backends/platform/sdl/macosx/macosx_wrapper.h
@@ -27,6 +27,7 @@
 
 bool hasTextInClipboardMacOSX();
 Common::String getTextFromClipboardMacOSX();
+bool setTextInClipboardMacOSX(const Common::String &text);
 Common::String getDesktopPathMacOSX();
 
 #endif
diff --git a/backends/platform/sdl/macosx/macosx_wrapper.mm b/backends/platform/sdl/macosx/macosx_wrapper.mm
index 02516e5ffe..0a1478fe59 100644
--- a/backends/platform/sdl/macosx/macosx_wrapper.mm
+++ b/backends/platform/sdl/macosx/macosx_wrapper.mm
@@ -40,7 +40,7 @@ Common::String getTextFromClipboardMacOSX() {
 	// Note: on OS X 10.6 and above it is recommanded to use NSPasteboardTypeString rather than NSStringPboardType.
 	// But since we still target older version use NSStringPboardType.
 	NSPasteboard *pb = [NSPasteboard generalPasteboard];
-	NSString* str = [pb  stringForType:NSStringPboardType];
+	NSString *str = [pb  stringForType:NSStringPboardType];
 	if (str == nil)
 		return Common::String();
 	// If the string cannot be represented using the requested encoding we get a null pointer below.
@@ -49,6 +49,12 @@ Common::String getTextFromClipboardMacOSX() {
 	return Common::String([str cStringUsingEncoding:NSASCIIStringEncoding]);
 }
 
+bool setTextInClipboardMacOSX(const Common::String &text) {
+	NSPasteboard *pb = [NSPasteboard generalPasteboard];
+	[pb declareTypes:[NSArray arrayWithObject:NSStringPboardType] owner:nil];
+	return [pb setString:[NSString stringWithCString:text.c_str() encoding:NSASCIIStringEncoding] forType:NSStringPboardType];
+}
+
 Common::String getDesktopPathMacOSX() {
 	// The recommanded method is to use NSFileManager.
 	// NSUrl *url = [[[NSFileManager defaultManager] URLsForDirectory:NSDesktopDirectory inDomains:NSUserDomainMask] firstObject];
diff --git a/backends/platform/sdl/sdl.cpp b/backends/platform/sdl/sdl.cpp
index 3082a69ebf..8a60e9231b 100644
--- a/backends/platform/sdl/sdl.cpp
+++ b/backends/platform/sdl/sdl.cpp
@@ -513,6 +513,15 @@ Common::String OSystem_SDL::getTextFromClipboard() {
 #endif
 }
 
+bool OSystem_SDL::setTextInClipboard(const Common::String &text) {
+#if SDL_VERSION_ATLEAST(2, 0, 0)
+	// FIXME: The string we get from SDL is in UTF-8 and should probably be converted.
+	return SDL_SetClipboardText(text.c_str()) == 0;
+#else
+	return false;
+#endif
+}
+
 uint32 OSystem_SDL::getMillis(bool skipRecord) {
 	uint32 millis = SDL_GetTicks();
 
diff --git a/backends/platform/sdl/sdl.h b/backends/platform/sdl/sdl.h
index 61513fa65f..c746d2d2dd 100644
--- a/backends/platform/sdl/sdl.h
+++ b/backends/platform/sdl/sdl.h
@@ -72,6 +72,7 @@ public:
 	// Clipboard
 	virtual bool hasTextInClipboard();
 	virtual Common::String getTextFromClipboard();
+	virtual bool setTextInClipboard(const Common::String &text);
 
 	virtual void setWindowCaption(const char *caption);
 	virtual void addSysArchivesToSearchSet(Common::SearchSet &s, int priority = 0);