Initial commit

engines/m4/gui/gui_item.h

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+
+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#ifndef M4_GUI_GUI_ITEM_H
+#define M4_GUI_GUI_ITEM_H
+
+#include "m4/m4_types.h"
+#include "m4/graphics/gr_font.h"
+
+namespace M4 {
+
+#define ITEM_NORMAL     0x00000
+#define ITEM_PRESSED    0x00001
+
+#define ITEM_DEFAULT    0x00001
+#define ITEM_RETURN     0x00002
+
+#define SU_PRESSED      0x0100
+#define SD_PRESSED      0x0200
+#define PU_PRESSED      0x0400
+#define PD_PRESSED      0x0800
+#define THUMB_PRESSED   0x1000
+#define BOX_PRESSED     0x2000
+#define AREA_PRESSED    0x3f00
+
+#define NO_SCROLL       0x0000
+#define SCROLLABLE      0x0001
+#define PAGEABLE        0x0002
+
+#define FILL_INTERIOR 1	// a flag for use by DrawTile
+#define BORDER 0
+
+enum ItemType {
+	MESSAGE, PICTURE, BUTTON, LISTBOX, TEXTFIELD, REPEAT_BUTTON, DIALOGBOX
+};
+
+enum {
+	LIST_BY_TAG = 0,
+	LIST_ALPH,
+	LIST_SEQUN
+};
+
+struct ListItem {
+	char   prompt[80];
+	int32  tag;
+	struct ListItem *next;
+	struct ListItem *prev;
+};
+
+struct TextItem {
+	TextItem *next;
+	int32 justification;
+	int32 x;
+	int32 y;
+	int32 w;
+	int32 h;
+	int32 tag;
+	int32 type;
+	char *prompt;
+	M4CALLBACK	callback;
+};
+
+struct Item {
+	Item *next;
+	Item *prev;
+	M4CALLBACK callback;
+	ItemType type;
+	int32 status;
+	Font *myFont;
+	char *prompt;
+	char *aux;
+	char *aux2;
+	int32 promptMax;
+	int32 myListCount;
+	int32 viewIndex;
+	int32 thumbY;
+	ListItem *myList;
+	ListItem *currItem;
+	ListItem *viewTop;
+	ListItem *viewBottom;
+	int32 listView;
+	int32 x, y, w, h;
+	int32 tag;
+};
+
+struct Item_Globals {
+	char *origPrompt = nullptr;
+	char *undoPrompt = nullptr;
+	char *undoAux = nullptr;
+	char *undoAux2 = nullptr;
+	Item *currTextField = nullptr;
+
+	int32 buttonWidth = 0;
+	int32 buttonHeight = 0;
+
+	char clipBoard[100] = { 0 };
+};
+
+bool InitItems(void);
+Item *Item_create(Item *parent, enum ItemType type, int32 tag, M4CALLBACK cb);
+void Item_destroy(Item *myItem);
+void Item_empty_list(Item *myItem);
+Item *ItemAdd(Item *itemList, int32 x, int32 y, int32 w, int32 h, const char *prompt, int32 tag,
+	ItemType type, M4CALLBACK cb, int32 promptMax);
+Item *ItemFind(Item *itemList, int32 tag);
+bool Item_SetViewBottom(Item *i);
+bool ListItemExists(Item *myItem, char *prompt, int32 listTag);
+bool ListItemAdd(Item *myItem, char *prompt, int32 listTag, int32 addMode, ListItem *changedItem);
+bool ListItemDelete(Item *myItem, ListItem *myListItem, int32 listTag);
+bool ListItemChange(Item *myItem, ListItem *myListItem, int32 listTag,
+	char *newPrompt, int32 newTag, int32 changeMode);
+void ViewCurrListItem(Item *myItem);
+ListItem *ListItemFind(Item *myItem, int32 searchMode, char *searchStr, int32 parm1);
+bool ListItemSearch(Item *myItem, int32 searchMode, char *searchStr, int32 parm1);
+bool DoubleClickOnListBox(Item *myItem, int32 xOffset, int32 yOffset);
+bool ClickOnListBox(Item *myItem, int32 xOffset, int32 yOffset, int32 scrollType);
+bool ResetDefaultListBox(Item *myItem);
+bool Item_change_prompt(Item *myItem, const char *newPrompt);
+void Item_ClearOrigPrompt(void);
+Item *Item_RestoreTextField(void);
+Item *Item_CheckTextField(void);
+void Item_SaveTextField(Item *myItem);
+void SetTextBlockBegin(Item *myItem, int32 relXPos);
+void SetTextBlockEnd(Item *myItem, int32 relXPos);
+bool Item_TextEdit(Item *myItem, int32 parm1);
+bool GetNextListItem(Item *myItem);
+bool GetNextPageList(Item *myItem);
+bool GetPrevListItem(Item *myItem);
+bool GetPrevPageList(Item *myItem);
+bool Item_show(Item *i, void *bdrDialog, Buffer *scrBuf, int32 itemType);
+void Item_format(Item *i);
+Item *Item_set_default(Item *itemList, Item *currDefault, int32 tag);
+Item *Item_set_pressed(Item *itemList, Item *myItem, int32 tag);
+Item *Item_set_unpressed(Item *itemList, Item *myItem, int32 tag);
+Item *Item_set_cancel(Item *itemList, int32 tag);
+Item *Item_set_next_default(Item *currDefault, Item *itemList);
+Item *Item_set_prev_default(Item *currDefault, Item *listBottom);
+
+} // End of namespace M4
+
+#endif