Merge pull request #110 from atom/better-accelerator

Support more accelerators in menu, closes #107.
This commit is contained in:
Cheng Zhao 2013-10-21 01:53:34 -07:00
commit aa911cdb2e
2 changed files with 140 additions and 69 deletions

View file

@ -1,6 +1,7 @@
var app = require('app');
var dialog = require('dialog');
var path = require('path');
var optimist = require('optimist');
// Quit when all windows are closed and no other one is listening to this.
app.on('window-all-closed', function() {
@ -8,8 +9,7 @@ app.on('window-all-closed', function() {
app.quit();
});
process.argv.splice(1, 0, 'dummyScript');
var argv = require('optimist').argv;
var argv = optimist(process.argv.slice(1)).argv;
// Start the specified app if there is one specified in command line, otherwise
// start the default app.

View file

@ -4,6 +4,8 @@
#include "browser/ui/accelerator_util.h"
#include <stdio.h>
#include <string>
#include "base/string_util.h"
@ -15,27 +17,79 @@ namespace accelerator_util {
namespace {
// Convert "Command" to "Ctrl" on non-Mac
std::string NormalizeShortcutSuggestion(const std::string& suggestion) {
#if defined(OS_MACOSX)
return suggestion;
#endif
// Return key code of the char.
ui::KeyboardCode KeyboardCodeFromCharCode(char c, bool* shifted) {
*shifted = false;
switch (c) {
case 8: case 0x7F: return ui::VKEY_BACK;
case 9: return ui::VKEY_TAB;
case 0xD: case 3: return ui::VKEY_RETURN;
case 0x1B: return ui::VKEY_ESCAPE;
case ' ': return ui::VKEY_SPACE;
std::string key;
std::vector<std::string> tokens;
base::SplitString(suggestion, '+', &tokens);
for (size_t i = 0; i < tokens.size(); i++) {
if (tokens[i] == "Command")
tokens[i] = "Ctrl";
case 'a': return ui::VKEY_A;
case 'b': return ui::VKEY_B;
case 'c': return ui::VKEY_C;
case 'd': return ui::VKEY_D;
case 'e': return ui::VKEY_E;
case 'f': return ui::VKEY_F;
case 'g': return ui::VKEY_G;
case 'h': return ui::VKEY_H;
case 'i': return ui::VKEY_I;
case 'j': return ui::VKEY_J;
case 'k': return ui::VKEY_K;
case 'l': return ui::VKEY_L;
case 'm': return ui::VKEY_M;
case 'n': return ui::VKEY_N;
case 'o': return ui::VKEY_O;
case 'p': return ui::VKEY_P;
case 'q': return ui::VKEY_Q;
case 'r': return ui::VKEY_R;
case 's': return ui::VKEY_S;
case 't': return ui::VKEY_T;
case 'u': return ui::VKEY_U;
case 'v': return ui::VKEY_V;
case 'w': return ui::VKEY_W;
case 'x': return ui::VKEY_X;
case 'y': return ui::VKEY_Y;
case 'z': return ui::VKEY_Z;
case ')': *shifted = true; case '0': return ui::VKEY_0;
case '!': *shifted = true; case '1': return ui::VKEY_1;
case '@': *shifted = true; case '2': return ui::VKEY_2;
case '#': *shifted = true; case '3': return ui::VKEY_3;
case '$': *shifted = true; case '4': return ui::VKEY_4;
case '%': *shifted = true; case '5': return ui::VKEY_5;
case '^': *shifted = true; case '6': return ui::VKEY_6;
case '&': *shifted = true; case '7': return ui::VKEY_7;
case '*': *shifted = true; case '8': return ui::VKEY_8;
case '(': *shifted = true; case '9': return ui::VKEY_9;
case ':': *shifted = true; case ';': return ui::VKEY_OEM_1;
case '+': *shifted = true; case '=': return ui::VKEY_OEM_PLUS;
case '<': *shifted = true; case ',': return ui::VKEY_OEM_COMMA;
case '_': *shifted = true; case '-': return ui::VKEY_OEM_MINUS;
case '>': *shifted = true; case '.': return ui::VKEY_OEM_PERIOD;
case '?': *shifted = true; case '/': return ui::VKEY_OEM_2;
case '~': *shifted = true; case '`': return ui::VKEY_OEM_3;
case '{': *shifted = true; case '[': return ui::VKEY_OEM_4;
case '|': *shifted = true; case '\\': return ui::VKEY_OEM_5;
case '}': *shifted = true; case ']': return ui::VKEY_OEM_6;
case '"': *shifted = true; case '\'': return ui::VKEY_OEM_7;
default: return ui::VKEY_UNKNOWN;
}
return JoinString(tokens, '+');
}
} // namespace
bool StringToAccelerator(const std::string& description,
ui::Accelerator* accelerator) {
std::string shortcut(NormalizeShortcutSuggestion(description));
if (!IsStringASCII(description)) {
LOG(ERROR) << "The accelerator string can only contain ASCII characters";
return false;
}
std::string shortcut(StringToLowerASCII(description));
std::vector<std::string> tokens;
base::SplitString(shortcut, '+', &tokens);
@ -48,72 +102,89 @@ bool StringToAccelerator(const std::string& description,
int modifiers = ui::EF_NONE;
ui::KeyboardCode key = ui::VKEY_UNKNOWN;
for (size_t i = 0; i < tokens.size(); i++) {
if (tokens[i] == "Ctrl") {
modifiers |= ui::EF_CONTROL_DOWN;
} else if (tokens[i] == "Command") {
modifiers |= ui::EF_COMMAND_DOWN;
} else if (tokens[i] == "Alt") {
modifiers |= ui::EF_ALT_DOWN;
} else if (tokens[i] == "Shift") {
// We use straight comparing instead of map because the accelerator tends
// to be correct and usually only uses few special tokens.
if (tokens[i].size() == 1) {
bool shifted = false;
key = KeyboardCodeFromCharCode(tokens[i][0], &shifted);
if (shifted)
modifiers |= ui::EF_SHIFT_DOWN;
} else if (tokens[i].size() == 1) {
char token = tokens[i][0];
if (key != ui::VKEY_UNKNOWN) {
// Multiple key assignments.
key = ui::VKEY_UNKNOWN;
return false;
}
if (token >= 'A' && token <= 'Z') {
key = static_cast<ui::KeyboardCode>(ui::VKEY_A + (token - 'A'));
} else if (token >= '0' && token <= '9') {
key = static_cast<ui::KeyboardCode>(ui::VKEY_0 + (token - '0'));
} else if (token >= '*' && token <= '/') {
// *+,-./
key = static_cast<ui::KeyboardCode>(
ui::VKEY_MULTIPLY + (token - '*'));
} else if (tokens[i] == "ctrl") {
modifiers |= ui::EF_CONTROL_DOWN;
} else if (tokens[i] == "command") {
// The "Command" would be translated to "Ctrl" on platforms other than
// OS X.
#if defined(OS_MACOSX)
modifiers |= ui::EF_COMMAND_DOWN;
#else
modifiers |= ui::EF_CONTROL_DOWN;
#endif
} else if (tokens[i] == "alt") {
modifiers |= ui::EF_ALT_DOWN;
} else if (tokens[i] == "shift") {
modifiers |= ui::EF_SHIFT_DOWN;
} else if (tokens[i] == "tab") {
key = ui::VKEY_TAB;
} else if (tokens[i] == "space") {
key = ui::VKEY_SPACE;
} else if (tokens[i] == "backspace") {
key = ui::VKEY_BACK;
} else if (tokens[i] == "delete") {
key = ui::VKEY_DELETE;
} else if (tokens[i] == "enter" || tokens[i] == "return") {
key = ui::VKEY_RETURN;
} else if (tokens[i] == "up") {
key = ui::VKEY_UP;
} else if (tokens[i] == "down") {
key = ui::VKEY_DOWN;
} else if (tokens[i] == "left") {
key = ui::VKEY_LEFT;
} else if (tokens[i] == "right") {
key = ui::VKEY_RIGHT;
} else if (tokens[i] == "home") {
key = ui::VKEY_HOME;
} else if (tokens[i] == "end") {
key = ui::VKEY_END;
} else if (tokens[i] == "pagedown") {
key = ui::VKEY_PRIOR;
} else if (tokens[i] == "pageup") {
key = ui::VKEY_NEXT;
} else if (tokens[i] == "esc") {
key = ui::VKEY_ESCAPE;
} else if (tokens[i] == "volumemute") {
key = ui::VKEY_VOLUME_MUTE;
} else if (tokens[i] == "volumeup") {
key = ui::VKEY_VOLUME_UP;
} else if (tokens[i] == "volumedown") {
key = ui::VKEY_VOLUME_DOWN;
} else if (tokens[i] == "medianexttrack") {
key = ui::VKEY_MEDIA_NEXT_TRACK;
} else if (tokens[i] == "mediaprevioustrack") {
key = ui::VKEY_MEDIA_PREV_TRACK;
} else if (tokens[i] == "mediastop") {
key = ui::VKEY_MEDIA_STOP;
} else if (tokens[i] == "mediaplaypause") {
key = ui::VKEY_MEDIA_PLAY_PAUSE;
} else if (tokens[i].size() > 1 && tokens[i][0] == 'f') {
// F1 - F24.
int n;
if (base::StringToInt(tokens[i].c_str() + 1, &n)) {
key = static_cast<ui::KeyboardCode>(ui::VKEY_F1 + n - 1);
} else {
switch (token) {
case ':':
case ';':
key = ui::VKEY_OEM_1;
break;
case '?':
case '/':
key = ui::VKEY_OEM_2;
break;
case '~':
case '`':
key = ui::VKEY_OEM_3;
break;
case '{':
case '[':
key = ui::VKEY_OEM_4;
break;
case '|':
case '\\':
key = ui::VKEY_OEM_5;
break;
case '}':
case ']':
key = ui::VKEY_OEM_6;
break;
case '\"':
case '\'':
key = ui::VKEY_OEM_7;
break;
default:
LOG(WARNING) << "Invalid accelerator character: " << tokens[i];
key = ui::VKEY_UNKNOWN;
LOG(WARNING) << tokens[i] << "is not available on keyboard";
return false;
}
}
} else {
LOG(WARNING) << "Invalid accelerator token: " << tokens[i];
return false;
}
}
if (key == ui::VKEY_UNKNOWN) {
LOG(WARNING) << "The accelerator doesn't contain a valid key";
return false;
}
*accelerator = ui::Accelerator(key, modifiers);
SetPlatformAccelerator(accelerator);
return true;