diff options
Diffstat (limited to 'indra/newview/llviewerwindow.cpp')
| -rw-r--r-- | indra/newview/llviewerwindow.cpp | 94 |
1 files changed, 51 insertions, 43 deletions
diff --git a/indra/newview/llviewerwindow.cpp b/indra/newview/llviewerwindow.cpp index ca20832a39..eefe87e4e8 100644 --- a/indra/newview/llviewerwindow.cpp +++ b/indra/newview/llviewerwindow.cpp @@ -215,6 +215,7 @@ #if LL_WINDOWS #include <tchar.h> // For Unicode conversion methods +#include "llwindowwin32.h" // For AltGr handling #endif // @@ -2891,57 +2892,64 @@ BOOL LLViewerWindow::handleKey(KEY key, MASK mask) if (keyboard_focus && !gFocusMgr.getKeystrokesOnly()) { -#ifdef LL_WINDOWS - // On windows Alt Gr key generates additional Ctrl event, as result handling situations - // like 'AltGr + D' will result in 'Alt+Ctrl+D'. If it results in WM_CHAR, don't let it - // pass into menu or it will trigger 'develop' menu assigned to this combination on top - // of character handling. - // Alt Gr can be additionally modified by Shift - const MASK alt_gr = MASK_CONTROL | MASK_ALT; - if ((mask & alt_gr) != 0 - && key >= 0x30 - && key <= 0x5A - && (GetKeyState(VK_RMENU) & 0x8000) != 0 - && (GetKeyState(VK_RCONTROL) & 0x8000) == 0) // ensure right control is not pressed, only left one + LLUICtrl* cur_focus = dynamic_cast<LLUICtrl*>(keyboard_focus); + if (cur_focus && cur_focus->acceptsTextInput()) { - // Alt Gr key is represented as right alt and left control. - // Any alt+ctrl combination is treated as Alt Gr by TranslateMessage() and - // will generate a WM_CHAR message, but here we only treat virtual Alt Graph - // key by checking if this specific combination has unicode char. - // - // I decided to handle only virtual RAlt+LCtrl==AltGr combination to minimize - // impact on menu, but the right way might be to handle all Alt+Ctrl calls. - - BYTE keyboard_state[256]; - if (GetKeyboardState(keyboard_state)) +#ifdef LL_WINDOWS + // On windows Alt Gr key generates additional Ctrl event, as result handling situations + // like 'AltGr + D' will result in 'Alt+Ctrl+D'. If it results in WM_CHAR, don't let it + // pass into menu or it will trigger 'develop' menu assigned to this combination on top + // of character handling. + // Alt Gr can be additionally modified by Shift + const MASK alt_gr = MASK_CONTROL | MASK_ALT; + LLWindowWin32 *window = static_cast<LLWindowWin32*>(mWindow); + U32 raw_key = window->getRawWParam(); + if ((mask & alt_gr) != 0 + && ((raw_key >= 0x30 && raw_key <= 0x5A) //0-9, plus normal chartacters + || (raw_key >= 0xBA && raw_key <= 0xE4)) // Misc/OEM characters that can be covered by AltGr, ex: -, =, ~ + && (GetKeyState(VK_RMENU) & 0x8000) != 0 + && (GetKeyState(VK_RCONTROL) & 0x8000) == 0) // ensure right control is not pressed, only left one { - const int char_count = 6; - wchar_t chars[char_count]; - HKL layout = GetKeyboardLayout(0); - // ToUnicodeEx changes buffer state on OS below Win10, which is undesirable, - // but since we already did a TranslateMessage() in gatherInput(), this - // should have no negative effect - int res = ToUnicodeEx(key, 0, keyboard_state, chars, char_count, 1 << 2 /*do not modify buffer flag*/, layout); - if (res == 1 && chars[0] >= 0x20) + // Alt Gr key is represented as right alt and left control. + // Any alt+ctrl combination is treated as Alt Gr by TranslateMessage() and + // will generate a WM_CHAR message, but here we only treat virtual Alt Graph + // key by checking if this specific combination has unicode char. + // + // I decided to handle only virtual RAlt+LCtrl==AltGr combination to minimize + // impact on menu, but the right way might be to handle all Alt+Ctrl calls. + + BYTE keyboard_state[256]; + if (GetKeyboardState(keyboard_state)) { - // Let it fall through to character handler and get a WM_CHAR. - return TRUE; + const int char_count = 6; + wchar_t chars[char_count]; + HKL layout = GetKeyboardLayout(0); + // ToUnicodeEx changes buffer state on OS below Win10, which is undesirable, + // but since we already did a TranslateMessage() in gatherInput(), this + // should have no negative effect + // ToUnicodeEx works with virtual key codes + int res = ToUnicodeEx(raw_key, 0, keyboard_state, chars, char_count, 1 << 2 /*do not modify buffer flag*/, layout); + if (res == 1 && chars[0] >= 0x20) + { + // Let it fall through to character handler and get a WM_CHAR. + return TRUE; + } } } - } #endif - if (!(mask & (MASK_CONTROL | MASK_ALT))) - { - // We have keyboard focus, and it's not an accelerator - if (keyboard_focus && keyboard_focus->wantsKeyUpKeyDown()) - { - return keyboard_focus->handleKey(key, mask, FALSE); - } - else if (key < 0x80) + if (!(mask & (MASK_CONTROL | MASK_ALT))) { - // Not a special key, so likely (we hope) to generate a character. Let it fall through to character handler first. - return TRUE; + // We have keyboard focus, and it's not an accelerator + if (keyboard_focus && keyboard_focus->wantsKeyUpKeyDown()) + { + return keyboard_focus->handleKey(key, mask, FALSE); + } + else if (key < 0x80) + { + // Not a special key, so likely (we hope) to generate a character. Let it fall through to character handler first. + return TRUE; + } } } } |