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win: Add "direct-write" option for BrowserWindow.

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For atom/atom#3540.
This commit is contained in:
Cheng Zhao 2014-09-18 21:49:04 +08:00
parent 1381d16f9c
commit 9653f20995
4 changed files with 14 additions and 1 deletions
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9
atom/browser/native_window.cc
View file

@ -41,6 +41,7 @@
#include "content/public/browser/render_process_host.h" #include "content/public/browser/render_process_host.h"
#include "content/public/browser/render_view_host.h" #include "content/public/browser/render_view_host.h"
#include "content/public/browser/render_widget_host_view.h" #include "content/public/browser/render_widget_host_view.h"
#include "content/public/common/content_switches.h"
#include "content/public/common/renderer_preferences.h" #include "content/public/common/renderer_preferences.h"
#include "content/public/common/user_agent.h" #include "content/public/common/user_agent.h"
#include "ipc/ipc_message_macros.h" #include "ipc/ipc_message_macros.h"
@ -351,9 +352,15 @@ void NativeWindow::AppendExtraCommandLineSwitches(
if (web_preferences_.IsEmpty()) if (web_preferences_.IsEmpty())
return; return;
bool b;
#if defined(OS_WIN)
// Check if DirectWrite is disabled.
if (web_preferences_.Get(switches::kDirectWrite, &b) && !b)
command_line->AppendSwitch(::switches::kDisableDirectWrite);
#endif
// This set of options are not availabe in WebPreferences, so we have to pass // This set of options are not availabe in WebPreferences, so we have to pass
// them via command line and enable them in renderer procss. // them via command line and enable them in renderer procss.
bool b;
for (size_t i = 0; i < arraysize(kWebRuntimeFeatures); ++i) { for (size_t i = 0; i < arraysize(kWebRuntimeFeatures); ++i) {
const char* feature = kWebRuntimeFeatures[i]; const char* feature = kWebRuntimeFeatures[i];
if (web_preferences_.Get(feature, &b)) if (web_preferences_.Get(feature, &b))

3
atom/common/options_switches.cc
View file

@ -57,6 +57,9 @@ const char kEnableLargerThanScreen[] = "enable-larger-than-screen";
// Forces to use dark theme on Linux. // Forces to use dark theme on Linux.
const char kDarkTheme[] = "dark-theme"; const char kDarkTheme[] = "dark-theme";
// Enable DirectWrite on Windows.
const char kDirectWrite[] = "direct-write";
// Web runtime features. // Web runtime features.
const char kExperimentalFeatures[] = "experimental-features"; const char kExperimentalFeatures[] = "experimental-features";
const char kExperimentalCanvasFeatures[] = "experimental-canvas-features"; const char kExperimentalCanvasFeatures[] = "experimental-canvas-features";

1
atom/common/options_switches.h
View file

@ -35,6 +35,7 @@ extern const char kZoomFactor[];
extern const char kAutoHideMenuBar[]; extern const char kAutoHideMenuBar[];
extern const char kEnableLargerThanScreen[]; extern const char kEnableLargerThanScreen[];
extern const char kDarkTheme[]; extern const char kDarkTheme[];
extern const char kDirectWrite[];
extern const char kExperimentalFeatures[]; extern const char kExperimentalFeatures[];
extern const char kExperimentalCanvasFeatures[]; extern const char kExperimentalCanvasFeatures[];

2
docs/api/browser-window.md
View file

@ -86,6 +86,8 @@ normal browsers, see [Web Security](web-security.md) for more.
* `overlay-scrollbars` Boolean * `overlay-scrollbars` Boolean
* `overlay-fullscreen-video` Boolean * `overlay-fullscreen-video` Boolean
* `shared-worker` Boolean * `shared-worker` Boolean
* `direct-write` Boolean - Whether the DirectWrite font rendering system on
Windows is enabled
Creates a new `BrowserWindow` with native properties set by the `options`. Creates a new `BrowserWindow` with native properties set by the `options`.
Usually you only need to set the `width` and `height`, other properties will Usually you only need to set the `width` and `height`, other properties will