Eduardo Bart
13 years ago
parent
c4b2dd18d6
commit
060d8740f5
Binary file not shown.
@ -1,18 +1,23 @@
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function string:split(sep)
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local t = { }
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local function helper(word)
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table.insert(t, word)
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return ""
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end
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if not self:gsub("%w+", helper):find("%S") then
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return t
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function string.split(s, delim)
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local start = 1
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local results = {}
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while true do
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local pos = string.find(s, delim, start, true)
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if not pos then
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break
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end
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table.insert(results, string.sub(s, start, pos-1))
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start = pos + string.len(delim)
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end
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table.insert(results, string.sub(s, start))
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table.removevalue(results, '')
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return results
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end
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function string:starts(start)
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return self:sub(1, #start) == start
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function string.starts(s, start)
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return string.sub(s, 1, #start) == start
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end
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function string:trim()
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return self:match('^%s*(.*%S)') or ''
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function string.trim(s)
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return string.match(s, '^%s*(.*%S)') or ''
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end
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@ -1,6 +1,96 @@
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Hotkeys = {}
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function Hotkeys.bindKey(keyDesc, func)
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-- private functions
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local function translateKeyCombo(keyCombo)
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if not keyCombo or #keyCombo == 0 then return nil end
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table.sort(keyCombo)
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local keyComboDesc = ''
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for k,v in pairs(keyCombo) do
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local keyDesc = KeyCodeDescs[v]
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if keyDesc == nil then return nil end
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keyComboDesc = keyComboDesc .. '+' .. keyDesc
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end
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keyComboDesc = keyComboDesc:sub(2)
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return keyComboDesc
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end
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local function retranslateKeyComboDesc(keyComboDesc)
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if keyComboDesc == nil then return nil end
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local keyCombo = {}
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for i,currentKeyDesc in ipairs(keyComboDesc:split('+')) do
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for keyCode, keyDesc in pairs(KeyCodeDescs) do
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if keyDesc:lower() == currentKeyDesc:trim():lower() then
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table.insert(keyCombo, keyCode)
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end
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end
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end
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return translateKeyCombo(keyCombo)
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end
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local function determineKeyComboDesc(keyCode, keyboardModifiers)
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local keyCombo = {}
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if keyCode == KeyShift or keyCode == KeyAlt or keyCode == KeyAltGr then
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table.insert(keyCombo, keyCode)
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elseif KeyCodeDescs[keyCode] ~= nil then
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if keyboardModifiers == KeyboardCtrlModifier then
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table.insert(keyCombo, KeyCtrl)
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elseif keyboardModifiers == KeyboardAltModifier then
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table.insert(keyCombo, KeyAlt)
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elseif keyboardModifiers == KeyboardCtrlAltModifier then
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table.insert(keyCombo, KeyCtrl)
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table.insert(keyCombo, KeyAlt)
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elseif keyboardModifiers == KeyboardShiftModifier then
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table.insert(keyCombo, KeyShift)
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elseif keyboardModifiers == KeyboardCtrlShiftModifier then
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table.insert(keyCombo, KeyCtrl)
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table.insert(keyCombo, KeyShift)
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elseif keyboardModifiers == KeyboardAltShiftModifier then
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table.insert(keyCombo, KeyAlt)
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table.insert(keyCombo, KeyShift)
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elseif keyboardModifiers == KeyboardCtrlAltShiftModifier then
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table.insert(keyCombo, KeyCtrl)
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table.insert(keyCombo, KeyAlt)
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table.insert(keyCombo, KeyShift)
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end
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table.insert(keyCombo, keyCode)
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end
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table.sort(keyCombo)
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return translateKeyCombo(keyCombo)
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end
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local function onWidgetKeyPress(widget, keyCode, keyText, keyboardModifiers)
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local keyComboDesc = determineKeyComboDesc(keyCode, keyboardModifiers)
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local callback = widget.boundKeyCombos[keyComboDesc]
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if callback then
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callback()
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return true
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end
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return false
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end
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local function connectWidgetHotkeyEvent(widget)
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if widget.boundKeyCombos then return end
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connect(widget, { onKeyPress = onWidgetKeyPress })
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widget.boundKeyCombos = {}
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end
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-- public functions
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function Hotkeys.bind(keyComboDesc, callback, widget)
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widget = widget or rootWidget
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connectWidgetHotkeyEvent(widget)
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local keyComboDesc = retranslateKeyComboDesc(keyComboDesc)
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if keyComboDesc then
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widget.boundKeyCombos[keyComboDesc] = callback
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else
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error('key combo \'' .. keyComboDesc .. '\' is failed')
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end
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end
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function Hotkeys.unbind(keyComboDesc, widget)
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widget = widget or rootWidget
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if widget.boundKeyCombos == nil then return end
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local keyComboDesc = retranslateKeyComboDesc(keyComboDesc)
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if keyComboDesc then
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widget.boundKeyCombos[keyComboDesc] = nil
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end
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end
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