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Small code restructure

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This commit is contained in:
Dave Davenport 2016-11-15 08:24:06 +01:00
parent 0a11dd80ec
commit c86a28ca70
6 changed files with 160 additions and 30 deletions
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27
include/mode.h
View file

@ -7,6 +7,11 @@
* The 'object' that makes a mode in rofi.
* @{
*/
/**
* Type of a mode.
* Access should be done via mode_* functions.
*/
typedef struct rofi_mode Mode;
/**
@ -152,9 +157,31 @@ void *mode_get_private_data ( const Mode *mode );
*/
void mode_set_private_data ( Mode *mode, void *pd );
/**
* @param mode The mode to query
*
* Get the name of the mode as it should be presented to the user.
*
* @return the user visible name of the mode
*/
const char *mode_get_display_name ( const Mode *mode );
/**
* @param mode The mode to query
*
* Should be called once for each mode. This adds the display-name configuration option for the mode.
*/
void mode_set_config ( Mode *mode );
/**
* @param mode The mode to query
* @param intput The input to process
*
* This processes the input so it can be used for matching and sorting.
* This includes removing pango markup.
*
* @returns a newly allocated string
*/
char * mode_preprocess_input ( Mode *mode, const char *input );
/*@}*/
#endif

60
include/widgets/listview.h
View file

@ -8,26 +8,84 @@
* @{
*/
/**
* Handle to the listview.
* No internal fields should be accessed directly.
*/
typedef struct _listview listview;
/**
* The scrolling type used in the list view
*/
typedef enum
{
/** Flip through the pages. */
LISTVIEW_SCROLL_PER_PAGE,
/** keep selected item centered */
LISTVIEW_SCROLL_CONTINIOUS
} ScrollType;
/**
* @param tb The textbox to set
* @param entry The position of the textbox
* @param udata User data
* @param type The textbox font style to apply to this entry (normal, selected, alternative row)
* @param full If true Set both text and style.
*
* Update callback, this is called to set the value of each (visible) element.
*/
typedef void ( *listview_update_callback )( textbox *tb, unsigned int entry, void *udata, TextBoxFontType type, gboolean full );
/**
* Callback when a element is activated.
*/
typedef void ( *listview_mouse_activated_cb )( listview *, xcb_button_press_event_t *, void * );
/**
* @param cb The update callback.
* @param udata The user data to pass to the callback
* @param eh The height of one element
*
* @returns a new listview
*/
listview *listview_create ( listview_update_callback cb, void *udata, unsigned int eh );
/**
* @param lv The listview handle
* @param rows Number of elements
*
* Set the maximum number of elements to display.
*/
void listview_set_num_elements ( listview *lv, unsigned int rows );
/**
* @param lv The listview handle
* @param selected The row index to select
*
* Select the row, if selected > the number of rows, it selects the last one.
*/
void listview_set_selected ( listview *lv, unsigned int selected );
/**
* @param lv The listview handle
*
* Returns the selected row.
*
* @returns the selected row.
*/
unsigned int listview_get_selected ( listview *lv );
/**
* @param lv The listview handle
*
* Get the desired height of the listview widget.
*
* @returns the desired height.
*/
unsigned int listview_get_desired_height ( listview *lv );
/**
* @param state The listview handle
* @param lv The listview handle
*
* Move the selection one row up.
* - Wrap around.

13
include/x11-helper.h
View file

@ -184,10 +184,7 @@ extern xcb_visualtype_t *visual;
* Color map to use for creating window
*/
extern xcb_colormap_t map;
/**
* Depth of root window.
*/
extern xcb_visualtype_t *root_visual;
/**
* This function tries to create a 32bit TrueColor colormap.
* If this fails, it falls back to the default for the connected display.
@ -250,6 +247,14 @@ void x11_helper_set_cairo_rgba ( cairo_t *d, Color col );
* @returns a cairo surface with the background image of the desktop.
*/
cairo_surface_t * x11_helper_get_bg_surface ( void );
/**
* Gets a surface for the root window of the desktop.
*
* Can be used to take screenshot.
*
* @returns a cairo surface for the root window of the desktop.
*/
cairo_surface_t *x11_helper_get_screenshot_surface ( void );
/**
* Creates an internal represenation of the available monitors.

3
source/helper.c
View file

@ -56,8 +56,6 @@ const char *const monitor_position_entries[] = {
"on monitor with focused window",
"on monitor that has mouse pointer"
};
extern xcb_connection_t *xcb_connection;
extern xcb_screen_t *xcb_screen;
static int stored_argc = 0;
static char **stored_argv = NULL;
@ -192,6 +190,7 @@ static gchar *fuzzy_to_regex ( const char * input )
}
static GRegex * create_regex ( const char *input, int case_sensitive )
{
// Macro for quickly generating regex for matching.
#define R( s ) g_regex_new ( s, G_REGEX_OPTIMIZE | ( ( case_sensitive ) ? 0 : G_REGEX_CASELESS ), 0, NULL )
GRegex * retv = NULL;
gchar *r;

42
source/view.c
View file

@ -65,25 +65,43 @@
static int rofi_view_calculate_height ( RofiViewState *state );
/** Thread pool used for filtering */
GThreadPool *tpool = NULL;
/** Global pointer to the currently active RofiViewState */
RofiViewState *current_active_menu = NULL;
/**
* Structure holding cached state.
*/
struct
{
/** main x11 windows */
xcb_window_t main_window;
/** surface containing the fake background. */
cairo_surface_t *fake_bg;
/** Draw context for main window */
xcb_gcontext_t gc;
/** Main X11 side pixmap to draw on. */
xcb_pixmap_t edit_pixmap;
/** Cairo Surface for edit_pixmap */
cairo_surface_t *edit_surf;
/** Drawable context for edit_surf */
cairo_t *edit_draw;
/** Indicate that fake background should be drawn relative to the window */
int fake_bgrel;
/** Main flags */
MenuFlags flags;
/** List of stacked views */
GQueue views;
/** Current work area */
workarea mon;
/** timeout for reloading */
guint idle_timeout;
/** debug counter for redraws */
uint64_t count;
guint repaint_timeout;
/** redraw idle time. */
guint repaint_source;
} CacheState = {
.main_window = XCB_WINDOW_NONE,
.fake_bg = NULL,
@ -94,7 +112,7 @@ struct
.views = G_QUEUE_INIT,
.idle_timeout = 0,
.count = 0L,
.repaint_timeout = 0,
.repaint_source = 0,
};
static char * get_matching_state ( void )
@ -188,7 +206,7 @@ static gboolean rofi_view_repaint ( G_GNUC_UNUSED void * data )
0, 0, 0, 0, current_active_menu->width, current_active_menu->height );
xcb_flush ( xcb->connection );
TICK_N ( "flush" );
CacheState.repaint_timeout = 0;
CacheState.repaint_source = 0;
}
return G_SOURCE_REMOVE;
}
@ -299,10 +317,10 @@ void rofi_view_reload ( void )
}
void rofi_view_queue_redraw ( void )
{
if ( current_active_menu && CacheState.repaint_timeout == 0 ) {
if ( current_active_menu && CacheState.repaint_source == 0 ) {
CacheState.count++;
g_log ( LOG_DOMAIN, G_LOG_LEVEL_DEBUG, "redraw %lu\n", CacheState.count );
CacheState.repaint_timeout = g_idle_add_full ( G_PRIORITY_HIGH_IDLE, rofi_view_repaint, NULL, NULL );
CacheState.repaint_source = g_idle_add_full ( G_PRIORITY_HIGH_IDLE, rofi_view_repaint, NULL, NULL );
}
}
@ -479,11 +497,7 @@ static void rofi_view_setup_fake_transparency ( void )
*/
TICK_N ( "Fake start" );
if ( g_strcmp0 ( config.fake_background, "screenshot" ) == 0 ) {
s = cairo_xcb_surface_create ( xcb->connection,
xcb_stuff_get_root_window ( xcb ),
root_visual,
xcb->screen->width_in_pixels,
xcb->screen->height_in_pixels );
s = x11_helper_get_screenshot_surface ();
}
else if ( g_strcmp0 ( config.fake_background, "background" ) == 0 ) {
s = x11_helper_get_bg_surface ();
@ -1320,8 +1334,8 @@ void rofi_view_itterrate ( RofiViewState *state, xcb_generic_event_t *ev, xkb_st
}
rofi_view_update ( state );
if ( ( ev->response_type & ~0x80 ) == XCB_EXPOSE && CacheState.repaint_timeout == 0 ) {
CacheState.repaint_timeout = g_idle_add_full ( G_PRIORITY_HIGH_IDLE, rofi_view_repaint, NULL, NULL );
if ( ( ev->response_type & ~0x80 ) == XCB_EXPOSE && CacheState.repaint_source == 0 ) {
CacheState.repaint_source = g_idle_add_full ( G_PRIORITY_HIGH_IDLE, rofi_view_repaint, NULL, NULL );
}
}
@ -1577,8 +1591,8 @@ void rofi_view_cleanup ()
g_source_remove ( CacheState.idle_timeout );
CacheState.idle_timeout = 0;
}
if ( CacheState.repaint_timeout > 0 ) {
g_source_remove ( CacheState.repaint_timeout );
if ( CacheState.repaint_source > 0 ) {
g_source_remove ( CacheState.repaint_source );
CacheState.idle_timeout = 0;
}
if ( CacheState.fake_bg ) {

45
source/x11-helper.c
View file

@ -51,8 +51,12 @@
#include "x11-helper.h"
#include "xkb-internal.h"
/** Log domain for this module */
#define LOG_DOMAIN "X11Helper"
/**
* Structure holding xcb objects needed to function.
*/
struct _xcb_stuff xcb_int = {
.connection = NULL,
.screen = NULL,
@ -63,14 +67,32 @@ struct _xcb_stuff xcb_int = {
};
xcb_stuff *xcb = &xcb_int;
/**
* Depth of root window.
*/
xcb_depth_t *depth = NULL;
xcb_visualtype_t *visual = NULL;
xcb_colormap_t map = XCB_COLORMAP_NONE;
xcb_visualtype_t *root_visual = NULL;
/**
* Visual of the root window.
*/
static xcb_visualtype_t *root_visual = NULL;
xcb_atom_t netatoms[NUM_NETATOMS];
const char *netatom_names[] = { EWMH_ATOMS ( ATOM_CHAR ) };
/**
* Holds for each supported modifier the possible modifier mask.
* Check x11_mod_masks[MODIFIER]&mask != 0 to see if MODIFIER is activated.
*/
static unsigned int x11_mod_masks[NUM_X11MOD];
cairo_surface_t *x11_helper_get_screenshot_surface ( void )
{
return cairo_xcb_surface_create ( xcb->connection,
xcb_stuff_get_root_window ( xcb ), root_visual,
xcb->screen->width_in_pixels, xcb->screen->height_in_pixels );
}
static xcb_pixmap_t get_root_pixmap ( xcb_connection_t *c,
xcb_screen_t *screen,
xcb_atom_t atom )
@ -824,10 +846,9 @@ void x11_helper_set_cairo_rgba ( cairo_t *d, Color col )
{
cairo_set_source_rgba ( d, col.red, col.green, col.blue, col.alpha );
}
/**
* Color cache.
*
* This stores the current color until
* Type of colors stored
*/
enum
{
@ -835,9 +856,16 @@ enum
BORDER,
SEPARATOR
};
/**
* Color cache.
*
* This stores the current color until
*/
static struct
{
/** The color */
Color color;
/** Flag indicating it is set. */
unsigned int set;
} color_cache[3];
@ -911,8 +939,9 @@ void xcb_stuff_wipe ( xcb_stuff *xcb )
void x11_disable_decoration ( xcb_window_t window )
{
#define MWM_HINTS_FUNCTIONS ( 1 << 0 )
#define MWM_HINTS_DECORATIONS ( 1 << 1 )
// Flag used to indicate we are setting the decoration type.
const uint32_t MWM_HINTS_DECORATIONS = ( 1 << 1 );
// Motif property data structure
struct MotifWMHints
{
uint32_t flags;
@ -923,7 +952,7 @@ void x11_disable_decoration ( xcb_window_t window )
};
struct MotifWMHints hints;
hints.flags = /*MWM_HINTS_FUNCTIONS |*/ MWM_HINTS_DECORATIONS;
hints.flags = MWM_HINTS_DECORATIONS;
hints.decorations = 0;
hints.functions = 0;
hints.inputMode = 0;
@ -931,6 +960,4 @@ void x11_disable_decoration ( xcb_window_t window )
xcb_atom_t ha = netatoms[_MOTIF_WM_HINTS];
xcb_change_property ( xcb->connection, XCB_PROP_MODE_REPLACE, window, ha, ha, 32, 5, &hints );
#undef MWM_HINTS_DECORATIONS
#undef MWM_HINTS_FUNCTIONS
}