diff options
Diffstat (limited to 'widget/gtk/nsGtkKeyUtils.cpp')
| -rw-r--r-- | widget/gtk/nsGtkKeyUtils.cpp | 206 |
1 files changed, 206 insertions, 0 deletions
diff --git a/widget/gtk/nsGtkKeyUtils.cpp b/widget/gtk/nsGtkKeyUtils.cpp index 7157a09664..e49f64a64b 100644 --- a/widget/gtk/nsGtkKeyUtils.cpp +++ b/widget/gtk/nsGtkKeyUtils.cpp @@ -2125,6 +2125,212 @@ guint KeymapWrapper::GetGDKKeyvalWithoutModifier( return keyval; } +struct KeyCodeData { + const char* str; + size_t strlength; + uint32_t keycode; +}; + +static struct KeyCodeData gKeyCodes[] = { +#define NS_DEFINE_VK(aDOMKeyName, aDOMKeyCode) \ + {#aDOMKeyName, sizeof(#aDOMKeyName) - 1, aDOMKeyCode}, +#include "mozilla/VirtualKeyCodeList.h" +#undef NS_DEFINE_VK + {nullptr, 0, 0}}; + +struct KeyPair { + uint32_t DOMKeyCode; + guint GDKKeyval; +}; + +// +// Netscape keycodes are defined in widget/public/nsGUIEvent.h +// GTK keycodes are defined in <gdk/gdkkeysyms.h> +// +static const KeyPair gKeyPairs[] = { + {NS_VK_CANCEL, GDK_Cancel}, + {NS_VK_BACK, GDK_BackSpace}, + {NS_VK_TAB, GDK_Tab}, + {NS_VK_CLEAR, GDK_Clear}, + {NS_VK_RETURN, GDK_Return}, + {NS_VK_SHIFT, GDK_Shift_L}, + {NS_VK_CONTROL, GDK_Control_L}, + {NS_VK_ALT, GDK_Alt_L}, + {NS_VK_META, GDK_Meta_L}, + + // Assume that Super or Hyper is always mapped to physical Win key. + {NS_VK_WIN, GDK_Super_L}, + + // GTK's AltGraph key is similar to Mac's Option (Alt) key. However, + // unfortunately, browsers on Mac are using NS_VK_ALT for it even though + // it's really different from Alt key on Windows. + // On the other hand, GTK's AltGrapsh keys are really different from + // Alt key. However, there is no AltGrapsh key on Windows. On Windows, + // both Ctrl and Alt keys are pressed internally when AltGr key is pressed. + // For some languages' users, AltGraph key is important, so, web + // applications on such locale may want to know AltGraph key press. + // Therefore, we should map AltGr keycode for them only on GTK. + {NS_VK_ALTGR, GDK_ISO_Level3_Shift}, + + {NS_VK_PAUSE, GDK_Pause}, + {NS_VK_CAPS_LOCK, GDK_Caps_Lock}, + {NS_VK_ESCAPE, GDK_Escape}, + // { NS_VK_ACCEPT, GDK_XXX }, + // { NS_VK_MODECHANGE, GDK_XXX }, + {NS_VK_SPACE, GDK_space}, + {NS_VK_PAGE_UP, GDK_Page_Up}, + {NS_VK_PAGE_DOWN, GDK_Page_Down}, + {NS_VK_END, GDK_End}, + {NS_VK_HOME, GDK_Home}, + {NS_VK_LEFT, GDK_Left}, + {NS_VK_UP, GDK_Up}, + {NS_VK_RIGHT, GDK_Right}, + {NS_VK_DOWN, GDK_Down}, + {NS_VK_SELECT, GDK_Select}, + {NS_VK_PRINT, GDK_Print}, + {NS_VK_EXECUTE, GDK_Execute}, + {NS_VK_PRINTSCREEN, GDK_Print}, + {NS_VK_INSERT, GDK_Insert}, + {NS_VK_DELETE, GDK_Delete}, + {NS_VK_HELP, GDK_Help}, + + {NS_VK_NUM_LOCK, GDK_Num_Lock}, + {NS_VK_SCROLL_LOCK, GDK_Scroll_Lock}, + + // Function keys + {NS_VK_F1, GDK_F1}, + {NS_VK_F2, GDK_F2}, + {NS_VK_F3, GDK_F3}, + {NS_VK_F4, GDK_F4}, + {NS_VK_F5, GDK_F5}, + {NS_VK_F6, GDK_F6}, + {NS_VK_F7, GDK_F7}, + {NS_VK_F8, GDK_F8}, + {NS_VK_F9, GDK_F9}, + {NS_VK_F10, GDK_F10}, + {NS_VK_F11, GDK_F11}, + {NS_VK_F12, GDK_F12}, + {NS_VK_F13, GDK_F13}, + {NS_VK_F14, GDK_F14}, + {NS_VK_F15, GDK_F15}, + {NS_VK_F16, GDK_F16}, + {NS_VK_F17, GDK_F17}, + {NS_VK_F18, GDK_F18}, + {NS_VK_F19, GDK_F19}, + {NS_VK_F20, GDK_F20}, + {NS_VK_F21, GDK_F21}, + {NS_VK_F22, GDK_F22}, + {NS_VK_F23, GDK_F23}, + {NS_VK_F24, GDK_F24}, + + // context menu key, keysym 0xff67, typically keycode 117 on 105-key + // (Microsoft) x86 keyboards, located between right 'Windows' key and right + // Ctrl key + {NS_VK_CONTEXT_MENU, GDK_Menu}, + {NS_VK_SLEEP, GDK_Sleep}, + + {NS_VK_ATTN, GDK_3270_Attn}, + {NS_VK_CRSEL, GDK_3270_CursorSelect}, + {NS_VK_EXSEL, GDK_3270_ExSelect}, + {NS_VK_EREOF, GDK_3270_EraseEOF}, + {NS_VK_PLAY, GDK_3270_Play}, + //{ NS_VK_ZOOM, GDK_XXX }, + {NS_VK_PA1, GDK_3270_PA1}, + + {NS_VK_MULTIPLY, GDK_KP_Multiply}, + {NS_VK_ADD, GDK_KP_Add}, + {NS_VK_SEPARATOR, GDK_KP_Separator}, + {NS_VK_SUBTRACT, GDK_KP_Subtract}, + {NS_VK_DECIMAL, GDK_KP_Decimal}, + {NS_VK_DIVIDE, GDK_KP_Divide}, + {NS_VK_NUMPAD0, GDK_KP_0}, + {NS_VK_NUMPAD1, GDK_KP_1}, + {NS_VK_NUMPAD2, GDK_KP_2}, + {NS_VK_NUMPAD3, GDK_KP_3}, + {NS_VK_NUMPAD4, GDK_KP_4}, + {NS_VK_NUMPAD5, GDK_KP_5}, + {NS_VK_NUMPAD6, GDK_KP_6}, + {NS_VK_NUMPAD7, GDK_KP_7}, + {NS_VK_NUMPAD8, GDK_KP_8}, + {NS_VK_NUMPAD9, GDK_KP_9}, + {NS_VK_SPACE, GDK_space}, + {NS_VK_COLON, GDK_colon}, + {NS_VK_SEMICOLON, GDK_semicolon}, + {NS_VK_LESS_THAN, GDK_less}, + {NS_VK_EQUALS, GDK_equal}, + {NS_VK_GREATER_THAN, GDK_greater}, + {NS_VK_QUESTION_MARK, GDK_question}, + {NS_VK_AT, GDK_at}, + {NS_VK_CIRCUMFLEX, GDK_asciicircum}, + {NS_VK_EXCLAMATION, GDK_exclam}, + {NS_VK_DOUBLE_QUOTE, GDK_quotedbl}, + {NS_VK_HASH, GDK_numbersign}, + {NS_VK_DOLLAR, GDK_dollar}, + {NS_VK_PERCENT, GDK_percent}, + {NS_VK_AMPERSAND, GDK_ampersand}, + {NS_VK_UNDERSCORE, GDK_underscore}, + {NS_VK_OPEN_PAREN, GDK_parenleft}, + {NS_VK_CLOSE_PAREN, GDK_parenright}, + {NS_VK_ASTERISK, GDK_asterisk}, + {NS_VK_PLUS, GDK_plus}, + {NS_VK_PIPE, GDK_bar}, + {NS_VK_HYPHEN_MINUS, GDK_minus}, + {NS_VK_OPEN_CURLY_BRACKET, GDK_braceleft}, + {NS_VK_CLOSE_CURLY_BRACKET, GDK_braceright}, + {NS_VK_TILDE, GDK_asciitilde}, + {NS_VK_COMMA, GDK_comma}, + {NS_VK_PERIOD, GDK_period}, + {NS_VK_SLASH, GDK_slash}, + {NS_VK_BACK_QUOTE, GDK_grave}, + {NS_VK_OPEN_BRACKET, GDK_bracketleft}, + {NS_VK_BACK_SLASH, GDK_backslash}, + {NS_VK_CLOSE_BRACKET, GDK_bracketright}, + {NS_VK_QUOTE, GDK_apostrophe}, +}; + +/* static */ +guint KeymapWrapper::ConvertGeckoKeyCodeToGDKKeyval(const nsAString& aKeyCode) { + NS_ConvertUTF16toUTF8 keyName(aKeyCode); + ToUpperCase(keyName); // We want case-insensitive comparison with data + // stored as uppercase. + + uint32_t keyCode = 0; + + uint32_t keyNameLength = keyName.Length(); + const char* keyNameStr = keyName.get(); + for (const auto& code : gKeyCodes) { + if (keyNameLength == code.strlength && + !nsCRT::strcmp(code.str, keyNameStr)) { + keyCode = code.keycode; + break; + } + } + + // First, try to handle alphanumeric input, not listed in nsKeycodes: + // most likely, more letters will be getting typed in than things in + // the key list, so we will look through these first. + + if (keyCode >= NS_VK_A && keyCode <= NS_VK_Z) { + // gdk and DOM both use the ASCII codes for these keys. + return keyCode; + } + + // numbers + if (keyCode >= NS_VK_0 && keyCode <= NS_VK_9) { + // gdk and DOM both use the ASCII codes for these keys. + return keyCode - NS_VK_0 + GDK_0; + } + + // misc other things + for (const auto& pair : gKeyPairs) { + if (pair.DOMKeyCode == keyCode) { + return pair.GDKKeyval; + } + } + + return 0; +} + /* static */ uint32_t KeymapWrapper::GetDOMKeyCodeFromKeyPairs(guint aGdkKeyval) { switch (aGdkKeyval) { |