171 lines
5.2 KiB
C
171 lines
5.2 KiB
C
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#if !defined(__Combo_h__INCLUDED)
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#define __Combo_h__INCLUDED
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//---------------------------------------------------------------------------//
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//
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// Controls Controls
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//
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//---------------------------------------------------------------------------//
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//
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// Combobox animation time in MS
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//
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#define CMS_QANIMATION 165
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//
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// ID numbers (hMenu) for the child controls in the combo box
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//
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#define CBLISTBOXID 1000
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#define CBEDITID 1001
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#define CBBUTTONID 1002
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//
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// For CBOX.c. BoxType field, we define the following combo box styles. These
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// numbers are the same as the CBS_ style codes as defined in winuser.h.
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//
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#define SDROPPABLE CBS_DROPDOWN
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#define SEDITABLE CBS_SIMPLE
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#define SSIMPLE SEDITABLE
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#define SDROPDOWNLIST SDROPPABLE
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#define SDROPDOWN (SDROPPABLE | SEDITABLE)
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//
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// Combobox & Listbox OwnerDraw types
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//
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#define OWNERDRAWFIXED 1
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#define OWNERDRAWVAR 2
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#define UPPERCASE 1
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#define LOWERCASE 2
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//
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// Special styles for static controls, edit controls & listboxes so that we
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// can do combo box specific stuff in their wnd procs.
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//
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#define LBS_COMBOBOX 0x8000L
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//
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// The default minimun number of items that should fit in a dropdown list before
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// the list should start showing in scrollbars.
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//
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#define DEFAULT_MINVISIBLE 30
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//
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// Combobox macros
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//
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#define IsComboVisible(pcbox) \
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(!pcbox->fNoRedraw && IsWindowVisible(pcbox->hwnd))
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//
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// Combine two DBCS WM_CHAR messages to
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// a single WORD value.
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//
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#define CrackCombinedDbcsLB(c) \
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((BYTE)(c))
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#define CrackCombinedDbcsTB(c) \
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((c) >> 8)
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//
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// Instance data pointer access functions
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//
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#define ComboBox_GetPtr(hwnd) \
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(PCBOX)GetWindowPtr(hwnd, 0)
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#define ComboBox_SetPtr(hwnd, p) \
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(PCBOX)SetWindowPtr(hwnd, 0, p)
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//
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// Combobox WndProc Prototype
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//
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extern LRESULT
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ComboBox_WndProc(
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HWND hwnd,
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UINT uMsg,
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WPARAM wParam,
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LPARAM lParam);
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typedef struct tagCBox
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{
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HWND hwnd; // Window for the combo box
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HWND hwndParent; // Parent of the combo box
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HTHEME hTheme; // Handle to the theme manager
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RECT editrc; // Rectangle for the edit control/static text area
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RECT buttonrc; // Rectangle where the dropdown button is
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int cxCombo; // Width of sunken area
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int cyCombo; // Height of sunken area
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int cxDrop; // 0x24 Width of dropdown
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int cyDrop; // Height of dropdown or shebang if simple
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HWND hwndEdit; // Edit control window handle
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HWND hwndList; // List box control window handle
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UINT CBoxStyle:2; // Combo box style
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UINT fFocus:1; // Combo box has focus?
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UINT fNoRedraw:1; // Stop drawing?
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UINT fMouseDown:1; // Was the popdown button just clicked and mouse still down?
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UINT fButtonPressed:1; // Is the dropdown button in an inverted state?
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UINT fLBoxVisible:1; // Is list box visible? (dropped down?)
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UINT OwnerDraw:2; // Owner draw combo box if nonzero. value
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// specifies either fixed or varheight
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UINT fKeyboardSelInListBox:1; // Is the user keyboarding through the
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// listbox. So that we don't hide the
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// listbox on selchanges caused by the
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// user keyboard through it but we do
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// hide it if the mouse causes the selchange.
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UINT fExtendedUI:1; // Are we doing TandyT's UI changes on this combo box?
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UINT fCase:2;
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UINT f3DCombo:1; // 3D or flat border?
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UINT fNoEdit:1; // True if editing is not allowed in the edit window.
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UINT fButtonHotTracked:1; // Is the dropdown hot-tracked?
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UINT fRightAlign:1; // used primarily for MidEast right align
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UINT fRtoLReading:1; // used only for MidEast, text rtol reading order
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HANDLE hFont; // Font for the combo box
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LONG styleSave; // Temp to save the style bits when creating
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// window. Needed because we strip off some
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// bits and pass them on to the listbox or edit box.
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PWW pww; // RO pointer into the pwnd to ExStyle, Style, State, State2
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int iMinVisible; // The minimun number of visible items before scrolls
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} CBOX, *PCBOX;
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// Combobox function prototypes.
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// Defined in combo.c
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BOOL ComboBox_HideListBoxWindow(PCBOX, BOOL, BOOL);
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VOID ComboBox_ShowListBoxWindow(PCBOX, BOOL);
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VOID ComboBox_InternalUpdateEditWindow(PCBOX, HDC);
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// Defined in comboini.c
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LONG ComboBox_NcCreateHandler(PCBOX, HWND);
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LRESULT ComboBox_CreateHandler(PCBOX, HWND);
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VOID ComboBox_NcDestroyHandler(PWND, PCBOX);
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VOID ComboBox_SetFontHandler(PCBOX, HANDLE, BOOL);
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LONG ComboBox_SetEditItemHeight(PCBOX, int);
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VOID ComboBox_SizeHandler(PCBOX);
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VOID ComboBox_Position(PCBOX);
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// Defined in combodir.c
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INT CBDir(PCBOX, UINT, LPWSTR);
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#endif // __Combo_h__INCLUDED
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