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Merge pull request #63826 from deakcor/dev_clipboard

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Add `clipboard_has/get_image` methods to DisplayServer
This commit is contained in:
Yuri Sizov 2023-07-27 15:22:16 +02:00
parent 41a7f6b380 c13e3a9fb0
commit 0c2399d6ec
7 changed files with 126 additions and 1 deletions
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14
doc/classes/DisplayServer.xml
View file

@ -16,6 +16,12 @@
Returns the user's clipboard as a string if possible.
</description>
</method>
<method name="clipboard_get_image" qualifiers="const">
<return type="Image" />
<description>
Returns the user's clipboard as an image if possible.
</description>
</method>
<method name="clipboard_get_primary" qualifiers="const">
<return type="String" />
<description>
@ -26,7 +32,13 @@
<method name="clipboard_has" qualifiers="const">
<return type="bool" />
<description>
Returns [code]true[/code] if there is content on the user's clipboard.
Returns [code]true[/code] if there is a text content on the user's clipboard.
</description>
</method>
<method name="clipboard_has_image" qualifiers="const">
<return type="bool" />
<description>
Returns [code]true[/code] if there is an image content on the user's clipboard.
</description>
</method>
<method name="clipboard_set">

3
platform/macos/display_server_macos.h
View file

@ -328,6 +328,9 @@ public:
virtual void clipboard_set(const String &p_text) override;
virtual String clipboard_get() const override;
virtual Ref<Image> clipboard_get_image() const override;
virtual bool clipboard_has() const override;
virtual bool clipboard_has_image() const override;
virtual int get_screen_count() const override;
virtual int get_primary_screen() const override;

32
platform/macos/display_server_macos.mm
View file

@ -44,6 +44,7 @@
#include "core/io/marshalls.h"
#include "core/math/geometry_2d.h"
#include "core/os/keyboard.h"
#include "drivers/png/png_driver_common.h"
#include "main/main.h"
#include "scene/resources/atlas_texture.h"
#include "scene/resources/image_texture.h"
@ -2271,6 +2272,37 @@ String DisplayServerMacOS::clipboard_get() const {
return ret;
}
Ref<Image> DisplayServerMacOS::clipboard_get_image() const {
Ref<Image> image;
NSPasteboard *pasteboard = [NSPasteboard generalPasteboard];
NSString *result = [pasteboard availableTypeFromArray:[NSArray arrayWithObjects:NSPasteboardTypeTIFF, NSPasteboardTypePNG, nil]];
if (!result) {
return image;
}
NSData *data = [pasteboard dataForType:result];
if (!data) {
return image;
}
NSBitmapImageRep *bitmap = [NSBitmapImageRep imageRepWithData:data];
NSData *pngData = [bitmap representationUsingType:NSPNGFileType properties:@{}];
image.instantiate();
PNGDriverCommon::png_to_image((const uint8_t *)pngData.bytes, pngData.length, false, image);
return image;
}
bool DisplayServerMacOS::clipboard_has() const {
NSPasteboard *pasteboard = [NSPasteboard generalPasteboard];
NSArray *classArray = [NSArray arrayWithObject:[NSString class]];
NSDictionary *options = [NSDictionary dictionary];
return [pasteboard canReadObjectForClasses:classArray options:options];
}
bool DisplayServerMacOS::clipboard_has_image() const {
NSPasteboard *pasteboard = [NSPasteboard generalPasteboard];
NSString *result = [pasteboard availableTypeFromArray:[NSArray arrayWithObjects:NSPasteboardTypeTIFF, NSPasteboardTypePNG, nil]];
return result;
}
int DisplayServerMacOS::get_screen_count() const {
_THREAD_SAFE_METHOD_

63
platform/windows/display_server_windows.cpp
View file

@ -34,6 +34,7 @@
#include "core/config/project_settings.h"
#include "core/io/marshalls.h"
#include "drivers/png/png_driver_common.h"
#include "main/main.h"
#include "scene/resources/atlas_texture.h"
@ -468,6 +469,68 @@ String DisplayServerWindows::clipboard_get() const {
return ret;
}
Ref<Image> DisplayServerWindows::clipboard_get_image() const {
Ref<Image> image;
if (!windows.has(last_focused_window)) {
return image; // No focused window?
}
if (!OpenClipboard(windows[last_focused_window].hWnd)) {
ERR_FAIL_V_MSG(image, "Unable to open clipboard.");
}
UINT png_format = RegisterClipboardFormatA("PNG");
if (png_format && IsClipboardFormatAvailable(png_format)) {
HANDLE png_handle = GetClipboardData(png_format);
if (png_handle) {
size_t png_size = GlobalSize(png_handle);
uint8_t *png_data = (uint8_t *)GlobalLock(png_handle);
image.instantiate();
PNGDriverCommon::png_to_image(png_data, png_size, false, image);
GlobalUnlock(png_handle);
}
} else if (IsClipboardFormatAvailable(CF_DIB)) {
HGLOBAL mem = GetClipboardData(CF_DIB);
if (mem != NULL) {
BITMAPINFO *ptr = static_cast<BITMAPINFO *>(GlobalLock(mem));
if (ptr != NULL) {
BITMAPINFOHEADER *info = &ptr->bmiHeader;
PackedByteArray pba;
for (LONG y = info->biHeight - 1; y > -1; y--) {
for (LONG x = 0; x < info->biWidth; x++) {
tagRGBQUAD *rgbquad = ptr->bmiColors + (info->biWidth * y) + x;
pba.append(rgbquad->rgbRed);
pba.append(rgbquad->rgbGreen);
pba.append(rgbquad->rgbBlue);
pba.append(rgbquad->rgbReserved);
}
}
image.instantiate();
image->create_from_data(info->biWidth, info->biHeight, false, Image::Format::FORMAT_RGBA8, pba);
GlobalUnlock(mem);
}
}
}
CloseClipboard();
return image;
}
bool DisplayServerWindows::clipboard_has() const {
return (IsClipboardFormatAvailable(CF_TEXT) ||
IsClipboardFormatAvailable(CF_UNICODETEXT) ||
IsClipboardFormatAvailable(CF_OEMTEXT));
}
bool DisplayServerWindows::clipboard_has_image() const {
UINT png_format = RegisterClipboardFormatA("PNG");
return ((png_format && IsClipboardFormatAvailable(png_format)) || IsClipboardFormatAvailable(CF_DIB));
}
typedef struct {
int count;
int screen;

3
platform/windows/display_server_windows.h
View file

@ -522,6 +522,9 @@ public:
virtual void clipboard_set(const String &p_text) override;
virtual String clipboard_get() const override;
virtual Ref<Image> clipboard_get_image() const override;
virtual bool clipboard_has() const override;
virtual bool clipboard_has_image() const override;
virtual int get_screen_count() const override;
virtual int get_primary_screen() const override;

10
servers/display_server.cpp
View file

@ -362,10 +362,18 @@ String DisplayServer::clipboard_get() const {
ERR_FAIL_V_MSG(String(), "Clipboard is not supported by this display server.");
}
Ref<Image> DisplayServer::clipboard_get_image() const {
ERR_FAIL_V_MSG(Ref<Image>(), "Clipboard is not supported by this display server.");
}
bool DisplayServer::clipboard_has() const {
return !clipboard_get().is_empty();
}
bool DisplayServer::clipboard_has_image() const {
return clipboard_get_image().is_valid();
}
void DisplayServer::clipboard_set_primary(const String &p_text) {
WARN_PRINT("Primary clipboard is not supported by this display server.");
}
@ -649,7 +657,9 @@ void DisplayServer::_bind_methods() {
ClassDB::bind_method(D_METHOD("clipboard_set", "clipboard"), &DisplayServer::clipboard_set);
ClassDB::bind_method(D_METHOD("clipboard_get"), &DisplayServer::clipboard_get);
ClassDB::bind_method(D_METHOD("clipboard_get_image"), &DisplayServer::clipboard_get_image);
ClassDB::bind_method(D_METHOD("clipboard_has"), &DisplayServer::clipboard_has);
ClassDB::bind_method(D_METHOD("clipboard_has_image"), &DisplayServer::clipboard_has_image);
ClassDB::bind_method(D_METHOD("clipboard_set_primary", "clipboard_primary"), &DisplayServer::clipboard_set_primary);
ClassDB::bind_method(D_METHOD("clipboard_get_primary"), &DisplayServer::clipboard_get_primary);

2
servers/display_server.h
View file

@ -245,7 +245,9 @@ public:
virtual void clipboard_set(const String &p_text);
virtual String clipboard_get() const;
virtual Ref<Image> clipboard_get_image() const;
virtual bool clipboard_has() const;
virtual bool clipboard_has_image() const;
virtual void clipboard_set_primary(const String &p_text);
virtual String clipboard_get_primary() const;