+++ /dev/null
-/*
- * CINELERRA
- * Copyright (C) 2010 Adam Williams <broadcast at earthling dot net>
- *
- * 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 2 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, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- */
-
-#ifndef BCLISTBOX_H
-#define BCLISTBOX_H
-
-#include "bcdragwindow.inc"
-#include "bclistboxitem.inc"
-#include "bcpixmap.inc"
-#include "bcscrollbar.h"
-#include "bcsubwindow.h"
-#include "bctoggle.h"
-#include "colors.h"
-
-#define BCPOPUPLISTBOX_W 25
-#define BCPOPUPLISTBOX_H 25
-
-
-#define MIN_COLUMN_WIDTH 10
-
-
-class BC_ListBoxYScroll : public BC_ScrollBar
-{
-public:
- BC_ListBoxYScroll(BC_ListBox *listbox,
- int total_height,
- int view_height,
- int position);
- ~BC_ListBoxYScroll();
- int handle_event();
-private:
- BC_ListBox *listbox;
-};
-
-class BC_ListBoxXScroll : public BC_ScrollBar
-{
-public:
- BC_ListBoxXScroll(BC_ListBox *listbox,
- int total_width,
- int view_width,
- int position);
- ~BC_ListBoxXScroll();
- int handle_event();
-private:
- BC_ListBox *listbox;
-};
-
-class BC_ListBoxToggle
-{
-public:
- BC_ListBoxToggle(BC_ListBox *listbox,
- BC_ListBoxItem *item,
- int x,
- int y);
-
- int cursor_motion_event(int *redraw_toggles);
- int cursor_leave_event(int *redraw_toggles);
- int button_press_event();
- int button_release_event(int *redraw_toggles);
- void update(BC_ListBoxItem *item, int x, int y, int flash);
- void draw(int flash);
-
- BC_ListBox *listbox;
- BC_ListBoxItem *item;
- int x, y;
- int value, state;
- enum
- {
- TOGGLE_UP,
- TOGGLE_UPHI,
- TOGGLE_CHECKED,
- TOGGLE_DOWN,
- TOGGLE_CHECKEDHI,
-// Button pressed then moved out
- TOGGLE_DOWN_EXIT
- };
-};
-
-
-class BC_ListBox : public BC_SubWindow
-{
-public:
- BC_ListBox(int x,
- int y,
- int w,
- int h,
- int display_format, // Display text list or icons
- ArrayList<BC_ListBoxItem*> *data = 0, // Each column has an ArrayList of BC_ListBoxItems.
- const char **column_titles = 0, // Titles for columns. Set to 0 for no titles
- int *column_width = 0, // width of each column
- int columns = 1, // Total columns. Only 1 in icon mode
- int yposition = 0, // Pixel of top of window.
- int is_popup = 0, // If this listbox is a popup window with a button
- int selection_mode = LISTBOX_SINGLE, // Select one item or multiple items
- int icon_position = ICON_LEFT, // Position of icon relative to text of each item
- int allow_drag = 0); // Allow user to drag icons around
- virtual ~BC_ListBox();
-
- friend class BC_ListBoxToggle;
-
- int initialize();
-
-// User event handler for new selections
- virtual int selection_changed() { return 0; };
-// User event handler for triggering a selection
- virtual int handle_event() { return 0; };
-// User event handler for a column resize
- virtual int column_resize_event() { return 0; };
-// Draw background on bg_surface
- virtual void draw_background();
-// Draw on bg_surface
- virtual int draw_images() { return 0; }
-// Column sort order. This must return 1 or BC_ListBox will perform a default
-// action.
- virtual int sort_order_event() { return 0; };
-// Column moved
- virtual int move_column_event() { return 0; };
-
- int enable();
- int disable();
-
-// Get the column movement
- int get_from_column();
- int get_to_column();
-
-// Get the item in the given column which is the selection_number of the total
-// selected rows. Returns 0 on failure.
- BC_ListBoxItem* get_selection(int column, int selection_number);
- BC_ListBoxItem* get_selection_recursive(ArrayList<BC_ListBoxItem*> *data,
- int column,
- int selection_number);
-
-// Get the flat index of the item in the given column which is the selection_number
-// of the total selected rows. Returns -1 on failure. The column
-// argument is really useless because it only checks column 1 and returns the row
-// number.
- int get_selection_number(int column, int selection_number);
- int get_selection_number_recursive(ArrayList<BC_ListBoxItem*> *data,
- int column,
- int selection_number,
- int *counter = 0);
-
- virtual int evaluate_query(char *string);
- void expand_item(BC_ListBoxItem *item, int expand);
-// Collapse all items
- static void collapse_recursive(ArrayList<BC_ListBoxItem*> *data,
- int master_column);
-// Convert recursive pointer to flat index.
-// The pointer can be any item in the row corresponding to the index.
-// Returns -1 if no item was found.
- int item_to_index(ArrayList<BC_ListBoxItem*> *data,
- BC_ListBoxItem *item,
- int *counter = 0);
-// Convert flat index and column to desired item.
- BC_ListBoxItem* index_to_item(ArrayList<BC_ListBoxItem*> *data,
- int number,
- int column,
- int *counter = 0);
-// Get all items with recursion for text mode
- static int get_total_items(ArrayList<BC_ListBoxItem*> *data,
- int *result /* = 0 */,
- int master_column);
-
-
- int focus_out_event();
- virtual int button_press_event();
- int button_release_event();
- int cursor_enter_event();
- int cursor_leave_event();
- int cursor_motion_event();
- virtual int drag_start_event();
- virtual int drag_motion_event();
- virtual int drag_stop_event();
- int deactivate();
-// After popping up a menu call this to interrupt the selection process
- void deactivate_selection();
-
-// take_focus - used by the suggestion box to keep it from taking focus from the
-// textbox
- int activate(int take_focus = 1);
-
- virtual int keypress_event();
- int translation_event();
- int repeat_event(int64_t duration);
- BC_DragWindow* get_drag_popup();
-// If the popup window should show a button.
-// Must be called in the constructor.
- void set_use_button(int value);
- void set_is_suggestions(int value);
-
-
-// change the contents
- int update(ArrayList<BC_ListBoxItem*> *data,
- const char **column_titles,
- int *column_widths,
- int columns,
- int xposition = 0,
- int yposition = 0,
- int highlighted_number = -1, // Flat index of item cursor is over
- int recalc_positions = 0, // set all autoplace flags to 1
- int draw = 1);
- void center_selection();
- void update_format(int display_format, int redraw);
- int get_format();
-
-// Allow scrolling when dragging items
- void set_drag_scroll(int value);
-// Allow column repositioning
- void set_allow_drag_column(int value);
-// Allow automatic moving of objects after drag
- void set_process_drag(int value);
-
-// Set the column to use for icons and sublists.
- void set_master_column(int value, int redraw);
-// Set column to search
- void set_search_column(int value);
- int set_selection_mode(int mode);
- int set_yposition(int position, int draw_items = 1);
- int get_yposition();
- int set_xposition(int position);
- int get_xposition();
-// Return the flat index of the highlighted item
- int get_highlighted_item();
- int get_yscroll_x();
- int get_yscroll_y();
- int get_yscroll_height();
- int get_xscroll_x();
- int get_xscroll_y();
- int get_xscroll_width();
- int get_column_offset(int column);
- int get_column_width(int column, int clamp_right = 0);
- int get_title_h();
- int get_display_mode();
- void set_justify(int value);
- int get_w() { return is_popup ? BCPOPUPLISTBOX_W : popup_w; }
- int get_h() { return is_popup ? BCPOPUPLISTBOX_H : popup_h; }
- int get_view_w() { return view_w; }
- int get_view_h() { return view_h; }
- int get_row_height() { return row_height; }
- int get_row_ascent() { return row_ascent; }
- int get_row_descent() { return row_descent; }
- int get_first_visible() { return first_in_view; }
- int get_last_visible() { return last_in_view; }
-
-
- enum
- {
- SORT_ASCENDING,
- SORT_DESCENDING
- };
-
- int get_sort_column();
- void set_sort_column(int value, int redraw = 0);
- int get_sort_order();
- void set_sort_order(int value, int redraw = 0);
-
-
- void reset_query();
- int reposition_window(int x,
- int y,
- int w = -1,
- int h = -1,
- int flush = 1);
- BC_Pixmap* get_bg_surface();
-// Set all items for autoplacement with recursion into sublists
- void set_autoplacement(ArrayList<BC_ListBoxItem*> *data,
- int do_icon,
- int do_text);
-// Set selection status on all items with recursion
- void set_all_selected(ArrayList<BC_ListBoxItem*> *data, int value);
-// Set selection status of single row with recursion
-// item_number - the flat index of the row to select
- void set_selected(ArrayList<BC_ListBoxItem*> *data,
- int item_number,
- int value,
- int *counter = 0);
-
-// Called by keypress_event for cursor up. Selects previous and next visible
-// row, skipping desired number of visible rows.
- int select_previous(int skip,
- BC_ListBoxItem *selected_item = 0,
- int *counter = 0,
- ArrayList<BC_ListBoxItem*> *data = 0,
- int *got_it = 0,
- int *got_second = 0);
- int select_next(int skip,
- BC_ListBoxItem *selected_item = 0,
- int *counter = 0,
- ArrayList<BC_ListBoxItem*> *data = 0,
- int *got_it = 0,
- int *got_second = 0);
-
-// Called by cursor_motion_event to select different item if selection_number
-// changed. Returns 1 if redraw is required.
- int update_selection(ArrayList<BC_ListBoxItem*> *data,
- int selection_number,
- int *counter = 0);
-
- static void dump(ArrayList<BC_ListBoxItem*> *data,
- int columns,
- int indent /* = 0 */,
- int master_column);
-
- int get_item_x(BC_ListBoxItem *item);
- int get_item_y(BC_ListBoxItem *item);
- int get_item_w(BC_ListBoxItem *item);
- int get_item_h(BC_ListBoxItem *item);
-
-// Draw the list items
- int draw_items(int flash, int bg_draw=0);
-
-private:
- void delete_columns();
- void set_columns(const char **column_titles,
- int *column_widths,
- int columns);
-// Draw the button for a popup listbox
- int draw_button(int flush);
-// Draw list border
- int draw_border(int flash);
-// Draw column titles
- void draw_title(int number);
- int draw_titles(int flash);
-// Draw expanders
- void draw_toggles(int flash);
-// Draw selection rectangle
- int draw_rectangle(int flash);
-
-
- void draw_text_recursive(ArrayList<BC_ListBoxItem*> *data,
- int column,
- int indent,
- int *current_toggle);
-// Returns 1 if selection changed
- int query_list();
- void init_column_width();
- void reset_cursor(int new_cursor);
-// Fix boundary conditions after resize
- void column_width_boundaries();
-// Recursive function to get the first item selected in text mode.
-// Returns > -1 only if it got it. Always increments *result
- int get_first_selection(ArrayList<BC_ListBoxItem*> *data, int *result = 0);
-// Recursive function to get the last item selected in text mode.
-// Returns > -1 only if it got it. Always increments *result
- int get_last_selection(ArrayList<BC_ListBoxItem*> *data, int *result = 0);
-// Called by button_press_event and cursor_motion_event to expand the selection.
-// Returns 1 if redraw is required.
- int expand_selection(int button_press, int selection_number);
-// Called by button_press_event and cursor_motion_event
-// to select a range in text mode
- void select_range(ArrayList<BC_ListBoxItem*> *data,
- int start,
- int end,
- int *current = 0);
-// Called by button_press_event to toggle the selection status of a single item.
-// Called for both text and icon mode. In text mode it's recursive and fills
-// the entire row with the first item's value. Returns 1 when the item was toggled.
- int toggle_item_selection(ArrayList<BC_ListBoxItem*> *data,
- int selection_number,
- int *counter = 0);
-// Set value of selected in all selected items to new value
- void promote_selections(ArrayList<BC_ListBoxItem*> *data,
- int old_value,
- int new_value);
-
-
- int test_column_divisions(int cursor_x, int cursor_y, int &new_cursor);
- int test_column_titles(int cursor_x, int cursor_y);
- int test_expanders();
-
- int calculate_item_coords();
- void calculate_last_coords_recursive(
- ArrayList<BC_ListBoxItem*> *data,
- int *icon_x,
- int *next_icon_x,
- int *next_icon_y,
- int *next_text_y,
- int top_level);
- void calculate_item_coords_recursive(
- ArrayList<BC_ListBoxItem*> *data,
- int *icon_x,
- int *next_icon_x,
- int *next_icon_y,
- int *next_text_y,
- int top_level);
-
- int get_items_width();
- int get_items_height(ArrayList<BC_ListBoxItem*> *data,
- int columns,
- int *result = 0);
- int get_icon_w(BC_ListBoxItem *item);
- int get_icon_h(BC_ListBoxItem *item);
- int get_text_w(BC_ListBoxItem *item);
- int get_text_h(BC_ListBoxItem *item);
- int get_baseline(BC_ListBoxItem *item);
- int get_item_highlight(ArrayList<BC_ListBoxItem*> *data, int column, int item);
- int get_item_color(ArrayList<BC_ListBoxItem*> *data, int column, int item);
- int get_icon_mask(BC_ListBoxItem *item, int &x, int &y, int &w, int &h);
- int get_text_mask(BC_ListBoxItem *item, int &x, int &y, int &w, int &h);
-// Copy sections of the bg_surface to the gui
- void clear_listbox(int x, int y, int w, int h);
-
-// Tests for cursor outside boundaries
- int test_drag_scroll(int cursor_x, int cursor_y);
-// Called by select_scroll_event, rectangle_scroll_event to execute for movement
- int drag_scroll_event();
- int select_scroll_event();
- int rectangle_scroll_event();
-
-
- void move_vertical(int pixels);
- void move_horizontal(int pixels);
- void clamp_positions();
-
- int get_scrollbars();
- void update_scrollbars(int flush);
-
-// Flat index of the item the cursor is over.
-// Points *item_return to the first item in the row or 0 if no item was found.
-// if it's nonzero. Returns -1 if no item was found. Clamps the y coordinate
-// only if the current operation is not SELECT, so scrolling is possible.
-// expanded - 1 if items in this table should be tested for cursor coverage
- int get_cursor_item(ArrayList<BC_ListBoxItem*> *data,
- int cursor_x,
- int cursor_y,
- BC_ListBoxItem **item_return = 0,
- int *counter = 0,
- int expanded = 1);
-// Select the items in the rectangle and deselect the items outside of it.
-// Returns 1 if redraw is required.
- int select_rectangle(ArrayList<BC_ListBoxItem*> *data,
- int x1,
- int y1,
- int x2,
- int y2);
-// Convert the row of the item to a pointer.
- BC_ListBoxItem* number_to_item(int row);
- int reposition_item(ArrayList<BC_ListBoxItem*> *data,
- int selection_number,
- int x,
- int y,
- int *counter = 0);
-// Move selected items to src_items
- void move_selection(ArrayList<BC_ListBoxItem*> *dst,
- ArrayList<BC_ListBoxItem*> *src);
-// Put items from the src table into the data table starting at flat item number
-// destination.
- int put_selection(ArrayList<BC_ListBoxItem*> *data,
- ArrayList<BC_ListBoxItem*> *src,
- int destination,
- int *counter = 0);
-
- int center_selection(int selection,
- ArrayList<BC_ListBoxItem*> *data = 0,
- int *counter = 0);
-
-// Array of one list of pointers for each column
- ArrayList<BC_ListBoxItem*> *data;
-
-
-// 1 if a button is used to make the listbox display
- int is_popup; // popup
-// If the button for a popup should be shown
- int use_button;
-// background update needed
- int bg_draw;
-
-// Dimensions for a popup if there is one
- int popup_w, popup_h;
-// pixel of top of display relative to top of list
- int yposition;
-// pixel of left display relative to first column
- int xposition;
-// dimensions of a row in the list
- int row_height, row_ascent, row_descent;
-
-
- int selection_mode;
- int display_format;
- int temp_display_format;
- int icon_position;
-// Scrollbars are created as needed
- BC_ListBoxXScroll *xscrollbar;
- BC_ListBoxYScroll *yscrollbar;
- ArrayList<BC_ListBoxToggle*> expanders;
- char query[BCTEXTLEN];
-
-
-// Window containing the listbox
- BC_WindowBase *gui;
- int disabled;
-// Size of the popup if there is one
- char **column_titles;
- int *column_width;
- int default_column_width[1];
- int columns;
- int master_column;
- int search_column;
-
- int view_h, view_w;
- int first_in_view, last_in_view;
- int title_h;
-// Maximum width of items. Calculated by get_items_width
- int items_w;
- int items_h;
-// In BCLISTBOX_SELECT mode determines the value to set items to
- int new_value;
- int need_xscroll, need_yscroll;
-// Move items during drag operation of text items.
- int process_drag;
- int allow_drag;
- int allow_drag_scroll;
- int allow_drag_column;
-// Background color of listbox
- int list_background;
-
-
-
-// Popup button
- BC_Pixmap *button_images[3];
-// Expander
- BC_Pixmap *toggle_images[5];
-// Background for drawing on
- BC_Pixmap *bg_surface;
-// Background if 9 segment
- BC_Pixmap *bg_tile;
-// Drag icon for text mode
- VFrame *drag_icon_vframe;
-// Drag column icon
- VFrame *drag_column_icon_vframe;
-// Background picon to be drawn in the upper right
- BC_Pixmap *bg_pixmap;
-
-
-// Column title backgrounds
- BC_Pixmap *column_bg[3];
-// Column sort order
- BC_Pixmap *column_sort_up;
- BC_Pixmap *column_sort_dn;
-
-
-
-
-// Number of column to sort
- int sort_column;
-// Sort order. -1 means no column is being sorted.
- int sort_order;
-
-
-
-
-
-// State of the list box and button when the mouse button is pressed.
- int current_operation;
-
- enum
- {
- NO_OPERATION,
- BUTTON_DOWN_SELECT, // Pressed button and slid off to select items.
- BUTTON_DN,
- DRAG_DIVISION, // Dragging column division
- DRAG_COLUMN, // Dragging column
- DRAG_ITEM, // Dragging item
- SELECT, // Select item
- SELECT_RECT, // Selection rectangle
- WHEEL, // Wheel mouse
- COLUMN_DN, // column title down
- COLUMN_DRAG, // column title is being dragged
- EXPAND_DN // Expander is down
- };
-
-
-// More state variables
- int button_highlighted;
- int list_highlighted;
-// item cursor is over. May not exist in tables.
-// Must be an index since this is needed to change the database.
- int highlighted_item;
- BC_ListBoxItem* highlighted_ptr;
-// column title if the cursor is over a column title
- int highlighted_title;
-// Division the cursor is operating on when resizing
- int highlighted_division;
-// Column title being dragged
- int dragged_title;
-// start of column title drag
- int drag_cursor_x;
- int drag_column_w;
-
-// Selection range being extended
- int selection_start, selection_end, selection_center;
-// Item being dragged or last item selected in a double click operation
- int selection_number;
-// Used in button_press_event and button_release_event to detect double clicks
- int selection_number1, selection_number2;
-
-
-
-
- int active;
-// Popup listboxes have different behavior for suggestion boxes where the
-// textbox needs to be active when the listbox is visible.
- int is_suggestions;
-
-// Button release counter for double clicking
- int button_releases;
- int current_cursor;
-// Starting coordinates of rectangle
- int rect_x1, rect_y1;
- int rect_x2, rect_y2;
-
-
-
-// Window for dragging
- BC_DragWindow *drag_popup;
- int justify;
-};
-
-
-
-
-#endif
projects / goodguy / history.git / blobdiff