Simplified and made clipboard API more type safe.

This commit is contained in:
Camilla Berglund 2012-04-09 15:54:36 +02:00
parent 490c472328
commit 7044ed6f06
5 changed files with 31 additions and 52 deletions

View File

@ -461,15 +461,11 @@ extern "C" {
#define GLFW_VERSION_UNAVAILABLE 0x00070007
#define GLFW_PLATFORM_ERROR 0x00070008
#define GLFW_WINDOW_NOT_ACTIVE 0x00070009
#define GLFW_CLIPBOARD_FORMAT_UNAVAILABLE 0x00070010
#define GLFW_FORMAT_UNAVAILABLE 0x0007000A
/* Gamma ramps */
#define GLFW_GAMMA_RAMP_SIZE 256
/* Clipboard formats */
#define GLFW_CLIPBOARD_FORMAT_NONE 0
#define GLFW_CLIPBOARD_FORMAT_STRING 1
/*************************************************************************
* Typedefs
*************************************************************************/
@ -580,8 +576,8 @@ GLFWAPI int glfwGetJoystickPos(int joy, float* pos, int numaxes);
GLFWAPI int glfwGetJoystickButtons(int joy, unsigned char* buttons, int numbuttons);
/* Clipboard */
GLFWAPI void glfwSetClipboardData(void* data, size_t size, int format);
GLFWAPI size_t glfwGetClipboardData(void* data, size_t size, int format);
GLFWAPI void glfwSetClipboardString(const char* data);
GLFWAPI size_t glfwGetClipboardString(char* data, size_t size);
/* Time */
GLFWAPI double glfwGetTime(void);

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@ -41,7 +41,7 @@
// Set the clipboard contents
//========================================================================
GLFWAPI void glfwSetClipboardData(void* data, size_t size, int format)
GLFWAPI void glfwSetClipboardString(const char* string)
{
if (!_glfwInitialized)
{
@ -49,10 +49,7 @@ GLFWAPI void glfwSetClipboardData(void* data, size_t size, int format)
return;
}
if (format == GLFW_CLIPBOARD_FORMAT_NONE)
return;
_glfwPlatformSetClipboardData(data, size, format);
_glfwPlatformSetClipboardString(string);
}
@ -60,7 +57,7 @@ GLFWAPI void glfwSetClipboardData(void* data, size_t size, int format)
// Return the current clipboard contents
//========================================================================
GLFWAPI size_t glfwGetClipboardData(void* data, size_t size, int format)
GLFWAPI size_t glfwGetClipboardString(char* string, size_t size)
{
if (!_glfwInitialized)
{
@ -68,12 +65,9 @@ GLFWAPI size_t glfwGetClipboardData(void* data, size_t size, int format)
return 0;
}
if (format == GLFW_CLIPBOARD_FORMAT_NONE)
if (!string || !size)
return 0;
if (!data || !size)
return 0;
return _glfwPlatformGetClipboardData(data, size, format);
return _glfwPlatformGetClipboardString(string, size);
}

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@ -289,8 +289,8 @@ void _glfwPlatformGetGammaRamp(GLFWgammaramp* ramp);
void _glfwPlatformSetGammaRamp(const GLFWgammaramp* ramp);
// Clipboard
void _glfwPlatformSetClipboardData(void *data, size_t size, int format);
size_t _glfwPlatformGetClipboardData(void *data, size_t size, int format);
void _glfwPlatformSetClipboardString(const char* string);
size_t _glfwPlatformGetClipboardString(char *data, size_t size);
// Joystick
int _glfwPlatformGetJoystickParam(int joy, int param);

View File

@ -93,35 +93,25 @@ Atom _glfwSelectionRequest(XSelectionRequestEvent* request)
// Set the clipboard contents
//========================================================================
void _glfwPlatformSetClipboardData(void* data, size_t size, int format)
void _glfwPlatformSetClipboardString(const char* string)
{
switch (format)
{
case GLFW_CLIPBOARD_FORMAT_STRING:
{
// Allocate memory to keep track of the clipboard
char* cb = malloc(size + 1);
size_t size = strlen(string) + 1;
// Copy the clipboard data
memcpy(cb, data, size);
// Allocate memory to keep track of the clipboard
char* cb = malloc(size);
// Set the string length
_glfwLibrary.X11.selection.stringLength = size;
// Copy the clipboard data
memcpy(cb, string, size);
// Check if existing clipboard memory needs to be freed
if (_glfwLibrary.X11.selection.string)
free(_glfwLibrary.X11.selection.string);
// Set the string length
_glfwLibrary.X11.selection.stringLength = size;
// Now set the clipboard (awaiting the event SelectionRequest)
_glfwLibrary.X11.selection.string = cb;
break;
}
// Check if existing clipboard memory needs to be freed
if (_glfwLibrary.X11.selection.string)
free(_glfwLibrary.X11.selection.string);
default:
_glfwSetError(GLFW_CLIPBOARD_FORMAT_UNAVAILABLE,
"X11/GLX: Unavailable clipboard format");
return;
}
// Now set the clipboard (awaiting the event SelectionRequest)
_glfwLibrary.X11.selection.string = cb;
// Set the selection owner to our active window
XSetSelectionOwner(_glfwLibrary.X11.display, XA_PRIMARY,
@ -137,7 +127,7 @@ void _glfwPlatformSetClipboardData(void* data, size_t size, int format)
// Return the current clipboard contents
//========================================================================
size_t _glfwPlatformGetClipboardData(void* data, size_t size, int format)
size_t _glfwPlatformGetClipboardString(char* data, size_t size)
{
size_t len, rembytes, dummy;
unsigned char* d;
@ -176,8 +166,8 @@ size_t _glfwPlatformGetClipboardData(void* data, size_t size, int format)
// Unsuccessful conversion, bail with no clipboard data
if (_glfwLibrary.X11.selection.converted)
{
_glfwSetError(GLFW_CLIPBOARD_FORMAT_UNAVAILABLE,
"X11/GLX: Unavailable clipboard format");
_glfwSetError(GLFW_FORMAT_UNAVAILABLE,
"X11/GLX: Failed to convert selection to string");
return 0;
}
@ -222,8 +212,7 @@ size_t _glfwPlatformGetClipboardData(void* data, size_t size, int format)
memcpy(data, d, s);
// Null-terminate strings.
if (format == GLFW_CLIPBOARD_FORMAT_STRING)
((char*) data)[s] = '\0';
((char*) data)[s] = '\0';
// Free the data allocated using X11.
XFree(d);

View File

@ -64,7 +64,7 @@ static void key_callback(GLFWwindow window, int key, int action)
printf("Paste test.\n");
size = glfwGetClipboardData(buffer, sizeof(buffer), GLFW_CLIPBOARD_FORMAT_STRING);
size = glfwGetClipboardString(buffer, sizeof(buffer));
if (size >= sizeof(buffer))
printf("Buffer wasn't big enough to hold clipboard data.\n");
@ -75,9 +75,9 @@ static void key_callback(GLFWwindow window, int key, int action)
case GLFW_KEY_C:
if (control_is_down(window))
{
glfwSetClipboardData("Hello GLFW World!", sizeof("Hello GLFW World!"),
GLFW_CLIPBOARD_FORMAT_STRING);
printf("Setting clipboard to: %s\n", "Hello GLFW World!");
const char* string = "Hello GLFW World!";
glfwSetClipboardString(string);
printf("Setting clipboard to: %s\n", string);
}
break;
}