Merge pull request #133 from jdeseno/clipboard

complete clipboard api

src/sdl2/clipboard.rs

@@ -0,0 +1,48 @@
+use std::str;
+use SdlResult;
+use get_error;
+
+#[allow(non_camel_case_types)]
+pub mod ll {
+    use libc::{c_int, c_char};
+
+    pub type SDL_bool = c_int;
+
+    extern "C" {
+        pub fn SDL_SetClipboardText(text: *c_char) -> c_int;
+        pub fn SDL_GetClipboardText() -> *c_char;
+        pub fn SDL_HasClipboardText() -> SDL_bool;
+    }
+}
+
+pub fn set_clipboard_text(text: &String) -> SdlResult<()> {
+    unsafe {
+        let result = text.with_c_str(|buff| {
+            ll::SDL_SetClipboardText(buff)
+        });
+
+        if result == 0 {
+            Err(get_error())
+        } else {
+            Ok(())
+        }
+    }
+}
+
+pub fn get_clipboard_text() -> SdlResult<String> {
+    let result = unsafe {
+        let cstr = ll::SDL_GetClipboardText();
+        str::raw::from_c_str(cstr)
+    };
+
+    if result.len() == 0 {
+        Err(get_error())
+    } else {
+        Ok(result)
+    }
+}
+
+pub fn has_clipboard_text() -> bool {
+    unsafe { ll::SDL_HasClipboardText() == 1 }
+}
+

src/sdl2/lib.rs

@@ -17,6 +17,7 @@ pub mod keycode;
 #[path = "generated/scancode.rs"]
 pub mod scancode;
 
+pub mod clipboard;
 pub mod cpuinfo;
 pub mod macros;
 pub mod event;