#include <SDL2/SDL.h>
#include "log.h"
#include "colors.h"
#include "graphics.h"
#include "gui_id.h"
#include "gui_tilespec.h"
#include "mapview.h"
#include "themespec.h"
#include "widget.h"
#include "widget_p.h"

Data Structures
struct	UP_DOWN

Macros
#define	widget_add_next(new_widget, add_dock)

Functions
static SDL_Surface *	create_vertical_surface (SDL_Surface *vert_theme, enum widget_state state, Uint16 height)

static int	redraw_vert (struct widget *vert)

struct widget *	create_vertical (SDL_Surface vert_theme, struct gui_layer pdest, Uint16 height, Uint32 flags)

int	draw_vert (struct widget *vert, Sint16 x, Sint16 y)

static SDL_Surface *	create_horizontal_surface (SDL_Surface *horiz_theme, enum widget_state state, Uint16 width)

static int	redraw_horiz (struct widget *horiz)

struct widget *	create_horizontal (SDL_Surface horiz_theme, struct gui_layer pdest, Uint16 width, Uint32 flags)

int	draw_horiz (struct widget *horiz, Sint16 x, Sint16 y)

static int	get_step (struct scroll_bar *scroll)

static int	get_position (struct advanced_dialog *dlg)

static struct widget *	up_scroll_widget_list (struct scroll_bar vscroll, struct widget begin_active_widget_list, struct widget begin_widget_list, struct widget end_widget_list)

static struct widget *	down_scroll_widget_list (struct scroll_bar vscroll, struct widget begin_active_widget_list, struct widget begin_widget_list, struct widget end_widget_list)

static struct widget *	vertic_scroll_widget_list (struct scroll_bar vscroll, struct widget begin_active_widget_list, struct widget begin_widget_list, struct widget end_widget_list)

static int	std_up_advanced_dlg_callback (struct widget *pwidget)

static int	std_down_advanced_dlg_callback (struct widget *pwidget)

static int	std_vscroll_advanced_dlg_callback (struct widget *pscroll_bar)

Uint32	create_vertical_scrollbar (struct advanced_dialog *dlg, Uint8 step, Uint8 active, bool create_scrollbar, bool create_buttons)

void	setup_vertical_scrollbar_area (struct scroll_bar *scroll, Sint16 start_x, Sint16 start_y, Uint16 height, bool swap_start_x)

static struct widget *	vertical_scroll_widget_list (struct widget active_widget_list, struct widget begin_widget_list, struct widget *end_widget_list, int active, int step, int dir)

static void	inside_scroll_down_loop (void *data)

static void	inside_scroll_up_loop (void *data)

static Uint16	scroll_mouse_motion_handler (SDL_MouseMotionEvent motion_event, void data)

static Uint16	scroll_mouse_button_up (SDL_MouseButtonEvent button_event, void data)

bool	add_widget_to_vertical_scroll_widget_list (struct advanced_dialog dlg, struct widget new_widget, struct widget *add_dock, bool dir, Sint16 start_x, Sint16 start_y)

bool	del_widget_from_vertical_scroll_widget_list (struct advanced_dialog dlg, struct widget pwidget)

void	setup_vertical_scrollbar_default_callbacks (struct scroll_bar *scroll)

Uint32	create_horizontal_scrollbar (struct advanced_dialog *dlg, Sint16 start_x, Sint16 start_y, Uint16 width, Uint16 active, bool create_scrollbar, bool create_buttons, bool swap_start_y)

Variables
static int(*	baseclass_redraw )(struct widget *pwidget)

Macro Definition Documentation

◆ widget_add_next

#define widget_add_next	(	new_widget,
		add_dock
	)

Value:

do {                                            \
  new_widget->prev = add_dock;                  \
  new_widget->next = add_dock->next;            \
  if (add_dock->next) {                         \
    add_dock->next->prev = new_widget;          \
  }                                             \
  add_dock->next = new_widget;                  \
} while (FALSE)

Definition at line 52 of file widget_scrollbar.c.

Function Documentation

◆ add_widget_to_vertical_scroll_widget_list()

bool add_widget_to_vertical_scroll_widget_list	(	struct advanced_dialog *	dlg,
		struct widget *	new_widget,
		struct widget *	add_dock,
		bool	dir,
		Sint16	start_x,
		Sint16	start_y
	)

Add new widget to scrolled list and set draw position of all changed widgets. dir : TRUE - upper add => add_dock->next = new_widget. FALSE - down add => add_dock->prev = new_widget. start_x, start_y - positions of first seen widget (active_widget_list). dlg->scroll ( scrollbar ) must exist. It isn't full secure to multi widget list.

Definition at line 1146 of file widget_scrollbar.c.

◆ create_horizontal()

struct widget * create_horizontal	(	SDL_Surface *	horiz_theme,
		struct gui_layer *	pdest,
		Uint16	width,
		Uint32	flags
	)

Create ( malloc ) horizontal scroll_bar widget structure.

Theme graphic is taken from horiz_theme surface;

This function determinate future size of horizontal scroll_bar ( width = 'width', height = 'horiz_theme->h' ) and save this in: pwidget->size rectangle ( SDL_Rect )

Return pointer to created widget.

Definition at line 296 of file widget_scrollbar.c.

Referenced by create_horizontal_scrollbar(), economy_report_dialog_popup(), and popup_city_cma_dialog().

◆ create_horizontal_scrollbar()

Uint32 create_horizontal_scrollbar	(	struct advanced_dialog *	dlg,
		Sint16	start_x,
		Sint16	start_y,
		Uint16	width,
		Uint16	active,
		bool	create_scrollbar,
		bool	create_buttons,
		bool	swap_start_y
	)

Create a new horizontal scrollbar to active widgets list.

Definition at line 1545 of file widget_scrollbar.c.

◆ create_horizontal_surface()

static SDL_Surface * create_horizontal_surface	(	SDL_Surface *	horiz_theme,
		enum widget_state	state,
		Uint16	width
	)

static

Create background image for hscrollbars then return pointer to this image.

Graphic is taken from horiz_theme surface and blit to new created image.

Definition at line 206 of file widget_scrollbar.c.

Referenced by redraw_horiz().

◆ create_vertical()

struct widget * create_vertical	(	SDL_Surface *	vert_theme,
		struct gui_layer *	pdest,
		Uint16	height,
		Uint32	flags
	)

Create ( malloc ) vertical scroll_bar widget structure.

Theme graphic is taken from vert_theme surface;

This function determinate future size of vertical scroll_bar ( width = 'vert_theme->w', height = 'height' ) and save this in: pwidget->size rectangle ( SDL_Rect )

Return pointer to created widget.

Definition at line 164 of file widget_scrollbar.c.

Referenced by create_vertical_scrollbar().

◆ create_vertical_scrollbar()

Uint32 create_vertical_scrollbar	(	struct advanced_dialog *	dlg,
		Uint8	step,
		Uint8	active,
		bool	create_scrollbar,
		bool	create_buttons
	)

Create a new vertical scrollbar to active widgets list.

Definition at line 486 of file widget_scrollbar.c.

Referenced by create_present_supported_units_widget_list(), economy_report_dialog_popup(), meswin_dialog_popup(), option_dialog_optset_category(), option_dialog_worklist(), popup_advanced_terrain_dialog(), popup_change_research_dialog(), popup_change_research_goal_dialog(), popup_conn_list_dialog(), popup_connection_dialog(), popup_diplomatic_objects(), popup_find_dialog(), popup_goto_airlift_dialog(), popup_impr_info(), popup_load_del_presets_dialog(), popup_load_game_dialog(), popup_players_nations_dialog(), popup_races_dialog(), popup_sabotage_dialog(), popup_tech_info(), popup_unit_info(), popup_worklist_editor(), real_activeunits_report_dialog_update(), real_conn_list_dialog_update(), real_info_city_report_dialog_update(), rebuild_imprm_list(), redraw_unit_info_label(), spy_steal_popup_shared(), unit_select_dialog_popup(), update_diplomacy_dialog(), and update_intel_dialog().

◆ create_vertical_surface()

static SDL_Surface * create_vertical_surface	(	SDL_Surface *	vert_theme,
		enum widget_state	state,
		Uint16	height
	)

static

Create background image for vscrollbars, then return pointer to that image.

Graphic is taken from vert_theme surface and blit to new created image.

Definition at line 74 of file widget_scrollbar.c.

Referenced by redraw_vert().

◆ del_widget_from_vertical_scroll_widget_list()

bool del_widget_from_vertical_scroll_widget_list	(	struct advanced_dialog *	dlg,
		struct widget *	pwidget
	)

Delete widget from scrolled list and set draw position of all changed widgets. Don't free dlg and dlg->scroll (if exist) It is full secure for multi widget list case.

Definition at line 1344 of file widget_scrollbar.c.

◆ down_scroll_widget_list()

static struct widget * down_scroll_widget_list	(	struct scroll_bar *	vscroll,
		struct widget *	begin_active_widget_list,
		struct widget *	begin_widget_list,
		struct widget *	end_widget_list
	)

static

Scroll widgets down.

Definition at line 1054 of file widget_scrollbar.c.

Referenced by std_down_advanced_dlg_callback().

◆ draw_horiz()

int draw_horiz	(	struct widget *	horiz,
		Sint16	x,
		Sint16	y
	)

Draw horizontal scrollbar.

Definition at line 320 of file widget_scrollbar.c.

◆ draw_vert()

int draw_vert	(	struct widget *	vert,
		Sint16	x,
		Sint16	y
	)

Draw vertical scrollbar.

Definition at line 187 of file widget_scrollbar.c.

◆ get_position()

static int get_position ( struct advanced_dialog * dlg )

static

Get current active position of the scrollbar.

Definition at line 352 of file widget_scrollbar.c.

Referenced by add_widget_to_vertical_scroll_widget_list(), add_widget_to_vertical_scroll_widget_list(), del_widget_from_vertical_scroll_widget_list(), and del_widget_from_vertical_scroll_widget_list().

◆ get_step()

static int get_step ( struct scroll_bar * scroll )

static

Get step of the scrollbar.

Definition at line 336 of file widget_scrollbar.c.

Referenced by down_scroll_widget_list(), get_position(), up_scroll_widget_list(), and vertic_scroll_widget_list().

◆ inside_scroll_down_loop()

static void inside_scroll_down_loop ( void * data )

static

Callback for the scroll-down event loop.

Definition at line 868 of file widget_scrollbar.c.

Referenced by down_scroll_widget_list().

◆ inside_scroll_up_loop()

static void inside_scroll_up_loop ( void * data )

static

Callback for the scroll-up event loop.

Definition at line 915 of file widget_scrollbar.c.

Referenced by up_scroll_widget_list().

◆ redraw_horiz()

static int redraw_horiz ( struct widget * horiz )

static

Blit horizontal scrollbar gfx to surface its on.

Definition at line 264 of file widget_scrollbar.c.

Referenced by create_horizontal(), and draw_horiz().

◆ redraw_vert()

static int redraw_vert ( struct widget * vert )

static

Blit vertical scrollbar gfx to surface its on.

Definition at line 132 of file widget_scrollbar.c.

Referenced by add_widget_to_vertical_scroll_widget_list(), add_widget_to_vertical_scroll_widget_list(), create_vertical(), draw_vert(), inside_scroll_down_loop(), inside_scroll_up_loop(), scroll_mouse_motion_handler(), and std_vscroll_advanced_dlg_callback().

◆ scroll_mouse_button_up()

static Uint16 scroll_mouse_button_up	(	SDL_MouseButtonEvent *	button_event,
		void *	data
	)

static

Callback for scrollbar event loops' mouse up events.

Definition at line 1045 of file widget_scrollbar.c.

Referenced by down_scroll_widget_list(), up_scroll_widget_list(), and vertic_scroll_widget_list().

◆ scroll_mouse_motion_handler()

static Uint16 scroll_mouse_motion_handler	(	SDL_MouseMotionEvent *	motion_event,
		void *	data
	)

static

Handle mouse motion events of the vertical scrollbar event loop.

Definition at line 957 of file widget_scrollbar.c.

Referenced by vertic_scroll_widget_list().

◆ setup_vertical_scrollbar_area()

void setup_vertical_scrollbar_area	(	struct scroll_bar *	scroll,
		Sint16	start_x,
		Sint16	start_y,
		Uint16	height,
		bool	swap_start_x
	)

Setup area for the vertical scrollbar.

Definition at line 567 of file widget_scrollbar.c.

Referenced by add_target_to_worklist(), create_present_supported_units_widget_list(), economy_report_dialog_popup(), meswin_dialog_popup(), option_dialog_optset_category(), option_dialog_worklist(), popup_advanced_terrain_dialog(), popup_change_research_dialog(), popup_change_research_goal_dialog(), popup_conn_list_dialog(), popup_connection_dialog(), popup_diplomatic_objects(), popup_find_dialog(), popup_goto_airlift_dialog(), popup_impr_info(), popup_load_game_dialog(), popup_players_nations_dialog(), popup_races_dialog(), popup_sabotage_dialog(), popup_tech_info(), popup_unit_info(), popup_worklist_editor(), real_activeunits_report_dialog_update(), real_conn_list_dialog_update(), real_info_city_report_dialog_update(), rebuild_imprm_list(), remove_item_from_worklist(), spy_steal_popup_shared(), unit_select_dialog_popup(), update_diplomacy_dialog(), and update_intel_dialog().

◆ setup_vertical_scrollbar_default_callbacks()

void setup_vertical_scrollbar_default_callbacks ( struct scroll_bar * scroll )

Set default vertical scrollbar handling for scrollbar.

Definition at line 1522 of file widget_scrollbar.c.

◆ std_down_advanced_dlg_callback()

static int std_down_advanced_dlg_callback ( struct widget * pwidget )

static

User interacted with down button of advanced dialog.

Definition at line 432 of file widget_scrollbar.c.

Referenced by create_vertical_scrollbar(), and setup_vertical_scrollbar_default_callbacks().

◆ std_up_advanced_dlg_callback()

static int std_up_advanced_dlg_callback ( struct widget * pwidget )

static

User interacted with up button of advanced dialog.

Definition at line 405 of file widget_scrollbar.c.

Referenced by create_vertical_scrollbar(), and setup_vertical_scrollbar_default_callbacks().

◆ std_vscroll_advanced_dlg_callback()

static int std_vscroll_advanced_dlg_callback ( struct widget * pscroll_bar )

static

FIXME : fix main funct : vertic_scroll_widget_list(...)

Definition at line 459 of file widget_scrollbar.c.

Referenced by create_vertical_scrollbar(), and setup_vertical_scrollbar_default_callbacks().

◆ up_scroll_widget_list()

static struct widget * up_scroll_widget_list	(	struct scroll_bar *	vscroll,
		struct widget *	begin_active_widget_list,
		struct widget *	begin_widget_list,
		struct widget *	end_widget_list
	)

static

Scroll widgets up.

Definition at line 1083 of file widget_scrollbar.c.

Referenced by std_up_advanced_dlg_callback().

◆ vertic_scroll_widget_list()

static struct widget * vertic_scroll_widget_list	(	struct scroll_bar *	vscroll,
		struct widget *	begin_active_widget_list,
		struct widget *	begin_widget_list,
		struct widget *	end_widget_list
	)

static

Scroll vertical widget list with the mouse movement.

Definition at line 1105 of file widget_scrollbar.c.

Referenced by std_vscroll_advanced_dlg_callback().

◆ vertical_scroll_widget_list()

static struct widget * vertical_scroll_widget_list	(	struct widget *	active_widget_list,
		struct widget *	begin_widget_list,
		struct widget *	end_widget_list,
		int	active,
		int	step,
		int	dir
	)

static

Scroll pointers on list. dir == directions: up == -1, down == 1.

Definition at line 633 of file widget_scrollbar.c.

Referenced by inside_scroll_down_loop(), inside_scroll_up_loop(), and scroll_mouse_motion_handler().

Variable Documentation

◆ baseclass_redraw

int(* baseclass_redraw) (struct widget *pwidget) ( struct widget * pwidget )

static

Definition at line 62 of file widget_scrollbar.c.

Referenced by create_horizontal(), and create_vertical().

Data Structures

Macros

Functions

Variables

Macro Definition Documentation

◆ widget_add_next

Function Documentation

◆ add_widget_to_vertical_scroll_widget_list()

◆ create_horizontal()

◆ create_horizontal_scrollbar()

◆ create_horizontal_surface()

◆ create_vertical()

◆ create_vertical_scrollbar()

◆ create_vertical_surface()

◆ del_widget_from_vertical_scroll_widget_list()

◆ down_scroll_widget_list()

◆ draw_horiz()

◆ draw_vert()

◆ get_position()

◆ get_step()

◆ inside_scroll_down_loop()

◆ inside_scroll_up_loop()

◆ redraw_horiz()

◆ redraw_vert()

◆ scroll_mouse_button_up()

◆ scroll_mouse_motion_handler()

◆ setup_vertical_scrollbar_area()

◆ setup_vertical_scrollbar_default_callbacks()

◆ std_down_advanced_dlg_callback()

◆ std_up_advanced_dlg_callback()

◆ std_vscroll_advanced_dlg_callback()

◆ up_scroll_widget_list()

◆ vertic_scroll_widget_list()

◆ vertical_scroll_widget_list()

Variable Documentation

◆ baseclass_redraw