_GUIImageList_DragLeave
Разблокирует указанный элемент и скрывает перетаскиваемое изображение, позволяя обновить элемент
#include <GuiImageList.au3>
_GUIImageList_DragLeave($hWnd)
Параметры
| $hWnd | Дескриптор ImageList |
Возвращаемое значение
| Успех: | Возвращает True |
| Ошибка: | Возвращает False |
См. также
_GUIImageList_EndDragПример
#include <GUIConstantsEx.au3>
#include <GuiListView.au3>
#include <GuiImageList.au3>
#include <Constants.au3>
#include <WindowsConstants.au3>
#region Globals *************************************************************************
Global $hDragImageList, $hListView, $bDragging = False, $LV_Height
Global $a_index[2] ; from and to
Global Const $DebugIt = 1
#endregion Globals *************************************************************************
Opt("WinTitleMatchMode", 2)
_Main()
Func _Main()
Local Const $image_width = 20
Local Const $image_height = 20
Local $himages, $main_GUI, $iIndex
$main_GUI = GUICreate("GuiImageList", 225, 400)
$hListView = _GUICtrlListView_Create($main_GUI, "Entry Name|Category", 5, 75, 220, 280, -1, BitOR($WS_EX_CLIENTEDGE, $WS_EX_STATICEDGE))
$LV_Height = 280 - 75
_GUICtrlListView_SetColumnWidth($hListView, 0, 100)
_GUICtrlListView_SetColumnWidth($hListView, 1, 100)
_GUICtrlListView_SetExtendedListViewStyle($hListView, BitOR($LVS_EX_GRIDLINES, $LVS_EX_FULLROWSELECT, $LVS_EX_CHECKBOXES))
;------------------------------------------------------
; Использует изображение в подпунктах
;------------------------------------------------------
_GUICtrlListView_SetExtendedListViewStyle($hListView, BitOR($LVM_SETEXTENDEDLISTVIEWSTYLE, $LVS_EX_SUBITEMIMAGES))
;------------------------------------------------------
; Создаёт список изображений
;------------------------------------------------------
$himages = _GUIImageList_Create($image_width, $image_height, 5, 1)
For $x = 1 To 21
_GUIImageList_AddIcon($himages, @SystemDir & "\shell32.dll", $x)
Next
_GUICtrlListView_SetImageList($hListView, $himages, $LVSIL_SMALL)
;------------------------------------------------------
; Регистрирует функции для событий
;------------------------------------------------------
GUIRegisterMsg($WM_NOTIFY, "WM_NOTIFY")
GUIRegisterMsg($WM_LBUTTONUP, "WM_LBUTTONUP")
GUIRegisterMsg($WM_MOUSEMOVE, "WM_MOUSEMOVE")
;------------------------------------------------------
; Добавляет пункты ListView с изображениями
;------------------------------------------------------
Local $y = 1
For $x = 0 To 9
$iIndex = _GUICtrlListView_AddItem($hListView, "Name " & $x + 1, $y) ; handle, string, image index
_GUICtrlListView_AddSubItem($hListView, $iIndex, "Category " & $x + 1, 1, $y + 1) ; handle, index, string, subitem, image index
$y += 2
Next
GUISetState()
While 1
Switch GUIGetMsg()
;-----------------------------------------------------------------------------------------
; Это событие выхода и обновления кода, если потребуется
Case $GUI_EVENT_CLOSE
ExitLoop
;-----------------------------------------------------------------------------------------
; вставить всё прочее, здесь тело скрипта
Case Else
;;;
EndSwitch
WEnd
;------------------------------------------------------
;------------------------------------------------------
;------------------------------------------------------
_GUIImageList_Destroy($himages)
;------------------------------------------------------
;------------------------------------------------------
;------------------------------------------------------
GUIDelete()
EndFunc ;==>_Main
#region Item Function(s) **********************************************************************************************
;------------------------------------------------------
;------------------------------------------------------
;------------------------------------------------------
Func _LVInsertItem($i_FromItem, $i_ToItem)
Local $item_state, $i_newIndex
Local $struct_LVITEM = DllStructCreate($tagLVITEM)
Local $struct_String = DllStructCreate("char Buffer[4096]")
Local $sBuffer_pointer = DllStructGetPtr($struct_String)
; Insert item into new position
DllStructSetData($struct_LVITEM, "Mask", BitOR($LVIF_STATE, $LVIF_IMAGE, $LVIF_INDENT, $LVIF_PARAM, $LVIF_TEXT))
DllStructSetData($struct_LVITEM, "StateMask", $LVIS_STATEIMAGEMASK)
DllStructSetData($struct_LVITEM, "Item", $i_FromItem)
DllStructSetData($struct_LVITEM, "SubItem", 0)
DllStructSetData($struct_LVITEM, "TextMax", 4096)
DllStructSetData($struct_LVITEM, "Text", $sBuffer_pointer)
_GUICtrlListView_GetItemEx($hListView, $struct_LVITEM)
If @error Then Return SetError(-1, -1, -1)
$item_state = DllStructGetData($struct_LVITEM, "State")
DllStructSetData($struct_LVITEM, "Item", $i_ToItem)
$i_newIndex = _GUICtrlListView_InsertItem($hListView, DllStructGetData($struct_String, "Buffer"), $i_ToItem, DllStructGetData($struct_LVITEM, "Image"))
If @error Then Return SetError(-1, -1, -1)
; restore previous state
If $DebugIt Then _DebugPrint("$i_newIndex = " & $i_newIndex)
DllStructSetData($struct_LVITEM, "Mask", $LVIF_STATE)
DllStructSetData($struct_LVITEM, "Item", $i_newIndex)
DllStructSetData($struct_LVITEM, "State", $item_state)
DllStructSetData($struct_LVITEM, "StateMask", $LVIS_STATEIMAGEMASK)
_GUICtrlListView_SetItemState($hListView, $i_newIndex, $item_state, $LVIS_STATEIMAGEMASK)
If @error Then Return SetError(-1, -1, -1)
Return $i_newIndex
EndFunc ;==>_LVInsertItem
;------------------------------------------------------
;------------------------------------------------------
;------------------------------------------------------
Func _LVCopyItem($i_FromItem, $i_ToItem, $i_SubItem = 0)
Local $struct_LVITEM = DllStructCreate($tagLVITEM)
Local $struct_String = DllStructCreate("char Buffer[4096]")
Local $sBuffer_pointer = DllStructGetPtr($struct_String)
; get from item info
DllStructSetData($struct_LVITEM, "Mask", BitOR($LVIF_STATE, $LVIF_IMAGE, $LVIF_INDENT, $LVIF_PARAM, $LVIF_TEXT))
DllStructSetData($struct_LVITEM, "StateMask", $LVIS_STATEIMAGEMASK)
DllStructSetData($struct_LVITEM, "Item", $i_FromItem)
DllStructSetData($struct_LVITEM, "SubItem", $i_SubItem)
DllStructSetData($struct_LVITEM, "TextMax", 4096)
DllStructSetData($struct_LVITEM, "Text", $sBuffer_pointer)
_GUICtrlListView_GetItemEx($hListView, $struct_LVITEM)
; set to
DllStructSetData($struct_LVITEM, "Item", $i_ToItem)
; Устанавливает текст
DllStructSetData($struct_LVITEM, "Mask", $LVIF_TEXT)
DllStructSetData($struct_LVITEM, "Text", $sBuffer_pointer)
DllStructSetData($struct_LVITEM, "TextMax", 4096)
_GUICtrlListView_SetItemEx($hListView, $struct_LVITEM)
If @error Then Return SetError(@error, @error, @error)
; set status
DllStructSetData($struct_LVITEM, "Mask", $LVIF_STATE)
_GUICtrlListView_SetItemEx($hListView, $struct_LVITEM)
; set image
DllStructSetData($struct_LVITEM, "Mask", $LVIF_IMAGE)
DllStructSetData($struct_LVITEM, "State", $LVIF_IMAGE)
_GUICtrlListView_SetItemEx($hListView, $struct_LVITEM)
; set state
DllStructSetData($struct_LVITEM, "Mask", $LVIF_STATE)
DllStructSetData($struct_LVITEM, "State", $LVIF_STATE)
_GUICtrlListView_SetItemEx($hListView, $struct_LVITEM)
; set indent
DllStructSetData($struct_LVITEM, "Mask", $LVIF_INDENT)
DllStructSetData($struct_LVITEM, "State", $LVIF_INDENT)
_GUICtrlListView_SetItemEx($hListView, $struct_LVITEM)
; set Param
DllStructSetData($struct_LVITEM, "Mask", $LVIF_PARAM)
DllStructSetData($struct_LVITEM, "State", $LVIF_PARAM)
_GUICtrlListView_SetItemEx($hListView, $struct_LVITEM)
EndFunc ;==>_LVCopyItem
#endregion Item Function(s) **********************************************************************************************
#region Event Function(s) **********************************************************************************************
;------------------------------------------------------
;------------------------------------------------------
;------------------------------------------------------
; WM_MOUSEMOVE event handler
;------------------------------------------------------
;------------------------------------------------------
;------------------------------------------------------
Func WM_MOUSEMOVE($hWndGUI, $MsgID, $wParam, $lParam)
#forceref $MsgID, $wParam
;------------------------------------------------------
; not dragging item we are done here
;------------------------------------------------------
If $bDragging = False Then Return $GUI_RUNDEFMSG
;------------------------------------------------------
; update the image move
;------------------------------------------------------
Local $lpos = ControlGetPos($hWndGUI, "", $hListView)
Local $x = BitAND($lParam, 0xFFFF) - $lpos[0]
Local $y = BitShift($lParam, 16) - $lpos[1]
If $y > $LV_Height - 20 Then
_GUICtrlListView_Scroll($hListView, 0, $y)
ElseIf $y < 20 Then
_GUICtrlListView_Scroll($hListView, 0, $y * - 1)
EndIf
_GUIImageList_DragMove($x, $y)
Return $GUI_RUNDEFMSG
EndFunc ;==>WM_MOUSEMOVE
;------------------------------------------------------
;------------------------------------------------------
;------------------------------------------------------
; WM_LBUTTONUP event handler
;------------------------------------------------------
;------------------------------------------------------
;------------------------------------------------------
Func WM_LBUTTONUP($hWndGUI, $MsgID, $wParam, $lParam)
#forceref $MsgID, $wParam
$bDragging = False
Local $lpos = ControlGetPos($hWndGUI, "", $hListView)
Local $x = BitAND($lParam, 0xFFFF) - $lpos[0]
Local $y = BitShift($lParam, 16) - $lpos[1]
If $DebugIt Then _DebugPrint("$x = " & $x)
If $DebugIt Then _DebugPrint("$y = " & $y)
;------------------------------------------------------
; done dragging
;------------------------------------------------------
;------------------------------------------------------
;------------------------------------------------------
;------------------------------------------------------
_GUIImageList_DragLeave($hListView)
;------------------------------------------------------
;------------------------------------------------------
;------------------------------------------------------
_GUIImageList_EndDrag()
_GUIImageList_Destroy($hDragImageList[0])
_WinAPI_ReleaseCapture()
;------------------------------------------------------
; do hit test see if drag ended in the listview
;------------------------------------------------------
Local $struct_LVHITTESTINFO = DllStructCreate($tagLVHITTESTINFO)
DllStructSetData($struct_LVHITTESTINFO, "X", $x)
DllStructSetData($struct_LVHITTESTINFO, "Y", $y)
$a_index[1] = _SendMessage($hListView, $LVM_HITTEST, 0, DllStructGetPtr($struct_LVHITTESTINFO), 0, "wparam", "ptr")
Local $flags = DllStructGetData($struct_LVHITTESTINFO, "Flags")
If $DebugIt Then _DebugPrint("$flags: " & $flags)
;------------------------------------------------------
;~ // Out of the ListView?
;------------------------------------------------------
If $a_index[1] == -1 Then Return $GUI_RUNDEFMSG
;------------------------------------------------------
;~ // Not in an item?
;------------------------------------------------------
If BitAND($flags, $LVHT_ONITEMLABEL) == 0 And BitAND($flags, $LVHT_ONITEMSTATEICON) == 0 And BitAND($flags, $LVHT_ONITEMICON) = 0 Then Return $GUI_RUNDEFMSG
;------------------------------------------------------
; make sure insert is at least 2 items above or below, don't want to create a duplicate
;------------------------------------------------------
If $a_index[0] < $a_index[1] - 1 Or $a_index[0] > $a_index[1] + 1 Then
If $DebugIt Then _DebugPrint("To = " & $a_index[1])
Local $i_newIndex = _LVInsertItem($a_index[0], $a_index[1])
If @error Then Return SetError(-1, -1, $GUI_RUNDEFMSG)
Local $From_index = $a_index[0]
If $a_index[0] > $a_index[1] Then $From_index = $a_index[0] + 1
;------------------------------------------------------
; copy item and subitem(s) images, text, and state
;------------------------------------------------------
For $x = 1 To _GUICtrlListView_GetColumnCount($hListView) - 1
_LVCopyItem($From_index, $i_newIndex, $x)
If @error Then Return SetError(-1, -1, $GUI_RUNDEFMSG)
Next
;------------------------------------------------------
; delete from
;------------------------------------------------------
_GUICtrlListView_DeleteItem($hListView, $From_index)
EndIf
Return $GUI_RUNDEFMSG
EndFunc ;==>WM_LBUTTONUP
;------------------------------------------------------
;------------------------------------------------------
;------------------------------------------------------
; WM_NOTIFY event handler
;------------------------------------------------------
;------------------------------------------------------
;------------------------------------------------------
Func WM_NOTIFY($hWndGUI, $MsgID, $wParam, $lParam)
#forceref $hWndGUI, $MsgID, $wParam
Local $tNMHDR, $code, $x, $y, $tNMLISTVIEW, $hwndFrom, $tDraw, $dwDrawStage, $dwItemSpec
$tNMHDR = DllStructCreate($tagNMHDR, $lParam) ;NMHDR (hwndFrom, idFrom, code)
If @error Then Return
$code = DllStructGetData($tNMHDR, "Code")
$hwndFrom = DllStructGetData($tNMHDR, "hWndFrom")
Switch $hwndFrom
Case $hListView
Switch $code
Case $LVN_BEGINDRAG
If $DebugIt Then _DebugPrint("$LVN_BEGINDRAG")
$x = BitAND($lParam, 0xFFFF)
$y = BitShift($lParam, 16)
$tNMLISTVIEW = DllStructCreate($tagNMLISTVIEW, $lParam)
$a_index[0] = DllStructGetData($tNMLISTVIEW, "Item")
$hDragImageList = _GUICtrlListView_CreateDragImage($hListView, $a_index[0])
If @error Then Return SetError(-1, -1, $GUI_RUNDEFMSG)
_GUIImageList_BeginDrag($hDragImageList[0], 0, 0, 0)
If @error Then Return SetError(-1, -1, $GUI_RUNDEFMSG)
If $DebugIt Then _DebugPrint("From = " & $a_index[0])
_GUIImageList_DragEnter($hListView, $x, $y)
_WinAPI_SetCapture($hWndGUI)
$bDragging = True
Case $NM_CUSTOMDRAW
If $DebugIt Then _DebugPrint("$NM_CUSTOMDRAW")
$tDraw = DllStructCreate($tagNMLVCUSTOMDRAW, $lParam)
$dwDrawStage = DllStructGetData($tDraw, "dwDrawStage")
$dwItemSpec = DllStructGetData($tDraw, "dwItemSpec")
Switch $dwDrawStage
Case $CDDS_PREPAINT
If $DebugIt Then _DebugPrint("$CDDS_PREPAINT")
Return $CDRF_NOTIFYITEMDRAW
Case $CDDS_ITEMPREPAINT
If $DebugIt Then _DebugPrint("$CDDS_ITEMPREPAINT")
If BitAND($dwItemSpec, 1) = 1 Then
DllStructSetData($tDraw, "clrTextBk", $CLR_AQUA)
Else
DllStructSetData($tDraw, "clrTextBk", $CLR_WHITE)
EndIf
Return $CDRF_NEWFONT
EndSwitch
EndSwitch
EndSwitch
Return $GUI_RUNDEFMSG
EndFunc ;==>WM_NOTIFY
#endregion Event Function(s) **********************************************************************************************
Func _DebugPrint($s_text)
$s_text = StringReplace($s_text, @LF, @LF & "-->")
ConsoleWrite("!===========================================================" & @LF & _
"+===========================================================" & @LF & _
"-->" & $s_text & @LF & _
"+===========================================================" & @LF)
EndFunc ;==>_DebugPrint