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Remove duplicated keyboard code

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This commit is contained in:
Cheng Zhao 2016-03-06 15:04:05 +09:00
parent a0c39c64cc
commit 2515425cd5
4 changed files with 135 additions and 135 deletions
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127
atom/common/keyboard_util.cc
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@ -3,12 +3,19 @@
// found in the LICENSE file.
#include <string>
#include "atom/common/keyboard_util.h"
#include "base/strings/string_number_conversions.h"
#include "base/strings/string_util.h"
namespace atom {
// Return key code of the char.
namespace {
// Return key code of the char, and also determine whether the SHIFT key is
// pressed.
ui::KeyboardCode KeyboardCodeFromCharCode(base::char16 c, bool* shifted) {
c = base::ToLowerASCII(c);
*shifted = false;
switch (c) {
case 0x08: return ui::VKEY_BACK;
@ -72,38 +79,98 @@ ui::KeyboardCode KeyboardCodeFromCharCode(base::char16 c, bool* shifted) {
}
}
// Return key code of the char.
ui::KeyboardCode KeyboardCodeFromKeyIdentifier(const std::string& chr) {
if (chr == "enter") return ui::VKEY_RETURN;
if (chr == "backspace") return ui::VKEY_BACK;
if (chr == "delete") return ui::VKEY_DELETE;
if (chr == "tab") return ui::VKEY_TAB;
if (chr == "escape") return ui::VKEY_ESCAPE;
if (chr == "control") return ui::VKEY_CONTROL;
// Return key code represented by |str|.
ui::KeyboardCode KeyboardCodeFromKeyIdentifier(const std::string& s,
bool* shifted) {
std::string str = base::ToLowerASCII(s);
if (str == "ctrl" || str == "control") {
return ui::VKEY_CONTROL;
} else if (str == "super" || str == "cmd" || str == "command" ||
str == "meta") {
return ui::VKEY_COMMAND;
} else if (str == "commandorcontrol" || str == "cmdorctrl") {
#if defined(OS_MACOSX)
if (chr == "command"
|| chr == "cmd"
|| chr == "meta") return ui::VKEY_COMMAND;
if (chr == "option") return ui::VKEY_MENU;
return ui::VKEY_COMMAND;
#else
return ui::VKEY_CONTROL;
#endif
#if defined(OS_WIN)
if (chr == "meta") return ui::VKEY_LWIN;
if (chr == "altgr") return ui::VKEY_ALTGR;
#endif
if (chr == "alt") return ui::VKEY_MENU;
if (chr == "shift") return ui::VKEY_SHIFT;
if (chr == "end") return ui::VKEY_END;
if (chr == "home") return ui::VKEY_HOME;
if (chr == "insert") return ui::VKEY_INSERT;
if (chr == "left") return ui::VKEY_LEFT;
if (chr == "up") return ui::VKEY_UP;
if (chr == "right") return ui::VKEY_RIGHT;
if (chr == "down") return ui::VKEY_DOWN;
if (chr == "pageup") return ui::VKEY_PRIOR;
if (chr == "pagedown") return ui::VKEY_NEXT;
if (chr == "printscreen") return ui::VKEY_SNAPSHOT;
} else if (str == "alt" || str == "option") {
return ui::VKEY_MENU;
} else if (str == "shift") {
return ui::VKEY_SHIFT;
} else if (str == "altgr") {
return ui::VKEY_ALTGR;
} else if (str == "plus") {
*shifted = true;
return ui::VKEY_OEM_PLUS;
} else if (str == "tab") {
return ui::VKEY_TAB;
} else if (str == "space") {
return ui::VKEY_SPACE;
} else if (str == "backspace") {
return ui::VKEY_BACK;
} else if (str == "delete") {
return ui::VKEY_DELETE;
} else if (str == "insert") {
return ui::VKEY_INSERT;
} else if (str == "enter" || str == "return") {
return ui::VKEY_RETURN;
} else if (str == "up") {
return ui::VKEY_UP;
} else if (str == "down") {
return ui::VKEY_DOWN;
} else if (str == "left") {
return ui::VKEY_LEFT;
} else if (str == "right") {
return ui::VKEY_RIGHT;
} else if (str == "home") {
return ui::VKEY_HOME;
} else if (str == "end") {
return ui::VKEY_END;
} else if (str == "pageup") {
return ui::VKEY_PRIOR;
} else if (str == "pagedown") {
return ui::VKEY_NEXT;
} else if (str == "esc" || str == "escape") {
return ui::VKEY_ESCAPE;
} else if (str == "volumemute") {
return ui::VKEY_VOLUME_MUTE;
} else if (str == "volumeup") {
return ui::VKEY_VOLUME_UP;
} else if (str == "volumedown") {
return ui::VKEY_VOLUME_DOWN;
} else if (str == "medianexttrack") {
return ui::VKEY_MEDIA_NEXT_TRACK;
} else if (str == "mediaprevioustrack") {
return ui::VKEY_MEDIA_PREV_TRACK;
} else if (str == "mediastop") {
return ui::VKEY_MEDIA_STOP;
} else if (str == "mediaplaypause") {
return ui::VKEY_MEDIA_PLAY_PAUSE;
} else if (str == "printscreen") {
return ui::VKEY_SNAPSHOT;
} else if (str.size() > 1 && str[0] == 'f') {
// F1 - F24.
int n;
if (base::StringToInt(str.c_str() + 1, &n) && n > 0 && n < 25) {
return static_cast<ui::KeyboardCode>(ui::VKEY_F1 + n - 1);
} else {
LOG(WARNING) << str << "is not available on keyboard";
return ui::VKEY_UNKNOWN;
}
} else {
LOG(WARNING) << "Invalid accelerator token: " << str;
return ui::VKEY_UNKNOWN;
}
}
return ui::VKEY_UNKNOWN;
} // namespace
ui::KeyboardCode KeyboardCodeFromStr(const std::string& str, bool* shifted) {
if (str.size() == 1)
return KeyboardCodeFromCharCode(str[0], shifted);
else
return KeyboardCodeFromKeyIdentifier(str, shifted);
}
} // namespace atom