Wiley-World.of.Warcraft.Programming.A.Guide.and.Reference.for.Creating.WoW.Addons

852 Part IV ■ ReferenceReturns:modifiedClick—1 if the modifier key set bound to the actionis active (i.e. the keys are held down); otherwise nil (1nil)Example:print(GetModifiedClick(“CHATLINK“))-- shows “SHIFT-BUTTON1“ by default-- creates a button to respond to the CHATLINK actionTestFrame = CreateFrame(“Button“, “TestFrame“, UIParent, i“UIPanelButtonTemplate“)TestFrame:SetWidth(100)TestFrame:SetHeight(24)TestFrame:SetPoint(“CENTER“, 0, -30)TestFrame:RegisterForClicks(“AnyUp“)TestFrame:SetScript(“OnEnter“, function(self) iprint(IsModifiedClick(“CHATLINK“) and “true on enter“ or i“false on enter“) end)TestFrame:SetScript(“OnClick“, function(self) iprint(IsModifiedClick(“CHATLINK“) and “true on click“ or i“false on click“) end)-- prints “true on enter“ if the Shift key is held while mousing-- over the button, regardless of mouse button state-- prints “false on enter“ if not holding Shift-- prints “true on click“ only if the button is activated by clicking-- the primary (left) mouse button while holding the Shift key-- prints “false on click“ if activated by any other mouse button-- or combination of modifier keysIsModifierKeyDownReturns whether a modifier key is held down.isDown = IsModifierKeyDown()Modifier keys include Shift, Ctrl, or Alt on either side of the keyboard. WoWdoes not recognize platform-specific modifier keys (such as fn, meta, Windows,or Command).Returns:isDown—1 if any modifier key is held down; otherwise nil (1nil)IsMountedReturns whether the player is mounted.mounted = IsMounted()Returns:mounted—1 if the player character is riding a summoned mount; otherwise nil(1nil)IsMouseButtonDownReturns whether a given mouse button is held down.isDown = IsMouseButtonDown([button])