tAdd even more documentation - ltkx - GUI toolkit for X11 (WIP)
HTML git clone git://lumidify.org/ltkx.git
DIR Log
DIR Files
DIR Refs
DIR README
DIR LICENSE
---
DIR commit 8a3b7084765b5ce72d0e55adf283e737a0049e03
DIR parent 38950329b35f33dd3bc8ccbe565cde6512ff2b51
HTML Author: lumidify <nobody@lumidify.org>
Date: Wed, 4 Jan 2017 09:48:11 +0100
Add even more documentation
Diffstat:
M Makefile | 2 +-
M button.h | 2 --
M common.c | 126 +++++++++++++++++++++++++++++--
M common.h | 143 ++++++++++++++++++++++++++++---
D event.c | 53 ------------------------------
D event.h | 31 -------------------------------
M grid.h | 68 +++++++++++++++++++++++++++++++
M ltk.h | 29 +++++++++++++++++++++++++++--
M theme.h | 12 ++++++++++++
D widget.c | 116 ------------------------------
D widget.h | 87 -------------------------------
11 files changed, 358 insertions(+), 311 deletions(-)
---
DIR diff --git a/Makefile b/Makefile
t@@ -1,7 +1,7 @@
LIBS = -lX11 -lm -ldl
STD = -std=c89
FLAGS = -g -w -Wall -Werror -Wextra -pedantic
-CFILES = ltk.c event.c cJSON.c common.c widget.c grid.c window.c theme.c button.c test1.c
+CFILES = ltk.c cJSON.c common.c grid.c window.c theme.c button.c test1.c
all: test1.c
gcc $(STD) $(FLAGS) $(LIBS) $(CFILES) -o test
DIR diff --git a/button.h b/button.h
t@@ -24,8 +24,6 @@
#ifndef _LTK_BUTTON_H_
#define _LTK_BUTTON_H_
-#include "widget.h"
-
/*
* Struct to represent a button widget.
*/
DIR diff --git a/common.c b/common.c
t@@ -45,8 +45,6 @@ int ltk_collide_rect(LtkRect rect, int x, int y)
return (rect.x <= x && (rect.x + rect.w) >= x && rect.y <= y && (rect.y + rect.h) >= y);
}
-/* Recursively set all active_widget states to LTK_NORMAL, redraw them,
- * and remove the references to them in their parent functions */
void ltk_remove_active_widget(void *widget)
{
if (!widget) return;
t@@ -62,7 +60,6 @@ void ltk_remove_active_widget(void *widget)
}
}
-/* Recursively set all active_widget states to state and redraw them */
void ltk_change_active_widget_state(void *widget, LtkWidgetState state)
{
if (!widget) return;
t@@ -74,8 +71,6 @@ void ltk_change_active_widget_state(void *widget, LtkWidgetState state)
}
}
-/* Recursively set all hover_widget states to LTK_NORMAL, redraw them,
- * and remove the references to them in their parent functions */
void ltk_remove_hover_widget(void *widget)
{
if (!widget) return;
t@@ -90,3 +85,124 @@ void ltk_remove_hover_widget(void *widget)
parent = child;
}
}
+
+LtkWidget ltk_create_widget(LtkWindow *window, void (*draw)(void *), void (*destroy)(void *), int needs_redraw)
+{
+ LtkWidget widget;
+ widget.window = window;
+ widget.active_widget = NULL;
+ widget.hover_widget = NULL;
+ widget.parent = NULL;
+
+ widget.key_press = NULL;
+ widget.key_release = NULL;
+ widget.mouse_press = NULL;
+ widget.mouse_release = NULL;
+ widget.motion_notify = NULL;
+
+ widget.resize = NULL;
+ widget.draw = draw;
+ widget.destroy = destroy;
+
+ widget.needs_redraw = needs_redraw;
+ widget.state = LTK_NORMAL;
+ widget.row = 0;
+ widget.rect.x = 0;
+ widget.rect.y = 0;
+ widget.rect.w = 100;
+ widget.rect.h = 100;
+
+ widget.row = NULL;
+ widget.column = NULL;
+ widget.row_span = NULL;
+ widget.column_span = NULL;
+ widget.sticky = NULL;
+
+ return widget;
+}
+
+void ltk_mouse_press_event(void *widget, XEvent event)
+{
+ LtkWidget *ptr = widget;
+ if (!ptr || ptr->state == LTK_DISABLED) return;
+ if (event.xbutton.button == 1)
+ {
+ LtkWidget *parent = ptr->parent;
+ if (parent)
+ {
+ ltk_remove_active_widget(parent);
+ parent->active_widget = ptr;
+ }
+ ptr->state = LTK_PRESSED;
+ if (ptr->needs_redraw) ptr->draw(ptr);
+ }
+ if (ptr->mouse_press)
+ {
+ ptr->mouse_press(ptr, event);
+ }
+}
+
+void ltk_mouse_release_event(void *widget, XEvent event)
+{
+ LtkWidget *ptr = widget;
+ if (!ptr || ptr->state == LTK_DISABLED) return;
+ if (ptr->state == LTK_PRESSED)
+ {
+ ptr->state = LTK_HOVERACTIVE;
+ if (ptr->needs_redraw) ptr->draw(ptr);
+ }
+ if (ptr->mouse_release)
+ {
+ ptr->mouse_release(ptr, event);
+ }
+}
+
+void ltk_motion_notify_event(void *widget, XEvent event)
+{
+ LtkWidget *ptr = widget;
+ if (ptr && (ptr->state == LTK_NORMAL || ptr->state == LTK_ACTIVE) &&
+ (event.xmotion.state & Button1Mask) != Button1Mask)
+ {
+ ptr->state = ptr->state == LTK_ACTIVE ? LTK_HOVERACTIVE : LTK_HOVER;
+ LtkWidget *parent = ptr->parent;
+ if (parent)
+ {
+ ltk_remove_hover_widget(parent);
+ parent->hover_widget = ptr;
+ }
+ if (ptr->needs_redraw) ptr->draw(ptr);
+ }
+ if (ptr->motion_notify)
+ {
+ ptr->motion_notify(ptr, event);
+ }
+}
+
+void ltk_handle_event(XEvent event)
+{
+ LtkWindow *window;
+ LtkWidget *root_widget;
+ HASH_FIND_INT(ltk_global->window_hash, &event.xany.window, window);
+ if (!window) return;
+ root_widget = window->root_widget;
+ switch (event.type)
+ {
+ case KeyPress:
+ break;
+ case KeyRelease:
+ break;
+ case ButtonPress:
+ if (root_widget) ltk_mouse_press_event(root_widget, event);
+ break;
+ case ButtonRelease:
+ if (root_widget) ltk_mouse_release_event(root_widget, event);
+ break;
+ case MotionNotify:
+ if (root_widget) ltk_motion_notify_event(root_widget, event);
+ break;
+ default:
+ /* FIXME: users should be able to register other events like closing the window */
+ if (window->other_event)
+ window->other_event(window, event);
+ }
+}
DIR diff --git a/common.h b/common.h
t@@ -24,21 +24,8 @@
#ifndef _LTK_COMMON_H_
#define _LTK_COMMON_H_
-typedef void (*LTK_VOID_FUNC)(void *);
typedef struct LtkWidget LtkWidget;
-
-/*
- * An enumeration of all widget states.
- */
-typedef enum
-{
- LTK_NORMAL,
- LTK_HOVER,
- LTK_PRESSED,
- LTK_ACTIVE,
- LTK_HOVERACTIVE,
- LTK_DISABLED
-} LtkWidgetState;
+typedef struct LtkWindow LtkWindow;
/*
* Struct to represent a rectangle.
t@@ -51,6 +38,79 @@ typedef struct
int h;
} LtkRect;
+typedef enum {
+ LTK_STICKY_LEFT = 1 << 0,
+ LTK_STICKY_RIGHT = 1 << 1,
+ LTK_STICKY_TOP = 1 << 2,
+ LTK_STICKY_BOTTOM = 1 << 3
+} LtkStickyMask;
+
+/*
+ * An enumeration of all widget states.
+ */
+typedef enum
+{
+ LTK_NORMAL = 0,
+ LTK_HOVER = 1,
+ LTK_PRESSED = 2,
+ LTK_ACTIVE = 3,
+ LTK_HOVERACTIVE = 4,
+ LTK_DISABLED = 5
+} LtkWidgetState;
+
+/*
+ * A struct to contain all basic widget information.
+ * First element of every widget so the widget can
+ * be cast to LtkWidget.
+ */
+typedef struct LtkWidget
+{
+ /* The window the widget will be displayed on */
+ LtkWindow *window;
+ /* For container widgets; the widget that is currently active */
+ struct LtkWidget *active_widget;
+ /* For container widgets; the widget that is currently highlighted */
+ struct LtkWidget *hover_widget;
+ /* Parent widget */
+ struct LtkWidget *parent;
+
+ /* Called on KeyPress events */
+ void (*key_press)(void *, XEvent event);
+ /* Called on KeyRelease events */
+ void (*key_release)(void *, XEvent event);
+ /* Called on ButtonPress events */
+ void (*mouse_press)(void *, XEvent event);
+ /* Called on ButtonRelease event */
+ void (*mouse_release)(void *, XEvent event);
+ /* Called on MotionNotify events */
+ void (*motion_notify)(void *, XEvent event);
+
+ /* Function to update the widget after its LtkRect has been modified */
+ void (*resize)(void *);
+ /* Function to draw the widget */
+ void (*draw)(void *);
+ /* Function to destroy the widget */
+ void (*destroy)(void *);
+
+ /* Position and size of the widget */
+ LtkRect rect;
+ /* Row of widget if gridded */
+ unsigned int row;
+ /* Column of widget if gridded */
+ unsigned int column;
+ /* Row span of widget if gridded */
+ unsigned int row_span;
+ /* Column span of widget if gridded */
+ unsigned int column_span;
+ /* Specifies if the widget needs to be redrawn after a state change */
+ int needs_redraw : 1;
+ /* State of the widget */
+ LtkWidgetState state : 3;
+ /* Similar to sticky in tk */
+ unsigned short sticky : 4;
+} LtkWidget;
+
+
/*
* Check if a rectangle collides with a point.
* rect: The rectangle.
t@@ -65,8 +125,63 @@ int ltk_collide_rect(LtkRect rect, int x, int y);
*/
char *ltk_read_file(const char *path);
+/*
+ * Recursively set the state of all active_widgets in 'widget' to 'state'.
+ */
void ltk_change_active_widget_state(void *widget, LtkWidgetState state);
+
+/*
+ * Recursively set the state of all active_widgets in 'widget' to LTK_NORMAL,
+ * redraw the widgets, and remove the references to them from their parents.
+ */
void ltk_remove_active_widget(void *widget);
+
+/*
+ * Recursively set the state of all hover_widgets in 'widget' to LTK_NORMAL or
+ * LTK_ACTIVE, redraw the widgets, and remove the references to them from their parents.
+ */
void ltk_remove_hover_widget(void *widget);
+/*
+ * Create a widget.
+ * window: The window the widget is to be shown on.
+ * draw: The function used to draw the widget.
+ * destroy: The function used to destroy the widget.
+ * needs_redraw: Flag to indicate if the widget needs to be
+ * be redrawn when it is resized.
+ * Returns: The new LtkWidget.
+ */
+LtkWidget ltk_create_widget(LtkWindow *window, void (*draw)(void *), void (*destroy)(void *), int needs_redraw);
+
+/*
+ * Handles mouse press events for all widgets and calls
+ * specific widget handlers if set.
+ * widget: Pointer to the widget the mouse is currrently on.
+ * event: The event to be handled.
+ */
+void ltk_mouse_press_event(void *widget, XEvent event);
+
+/*
+ * Handles mouse release events for all widgets and calls
+ * specific widget handlers if set.
+ * widget: Pointer to the widget the mouse is currrently on.
+ * event: The event to be handled.
+ */
+void ltk_mouse_release_event(void *widget, XEvent event);
+
+/*
+ * Handles mouse motion events for all widgets and calls
+ * specific widget handlers if set.
+ * widget: Pointer to the widget the mouse is currrently on.
+ * event: The event to be handled.
+ */
+void ltk_motion_notify_event(void *widget, XEvent event);
+
+/*
+ * Handles all events and dispatches them to their
+ * respective handlers.
+ * event: The event to be handled.
+ */
+void ltk_handle_event(XEvent event);
+
#endif
DIR diff --git a/event.c b/event.c
t@@ -1,53 +0,0 @@
-/*
- * This file is part of the Lumidify ToolKit (LTK)
- * Copyright (c) 2016, 2017 Lumidify Productions <lumidify@openmailbox.org>
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
-
-#include "ltk.h"
-
-void ltk_handle_event(XEvent event)
-{
- LtkWindow *window;
- LtkWidget *root_widget;
- HASH_FIND_INT(ltk_global->window_hash, &event.xany.window, window);
- if (!window) return;
- root_widget = window->root_widget;
- switch (event.type)
- {
- case KeyPress:
- break;
- case KeyRelease:
- break;
- case ButtonPress:
- if (root_widget) ltk_mouse_press_event(root_widget, event);
- break;
- case ButtonRelease:
- if (root_widget) ltk_mouse_release_event(root_widget, event);
- break;
- case MotionNotify:
- if (root_widget) ltk_motion_notify_event(root_widget, event);
- break;
- default:
- /* FIXME: users should be able to register other events like closing the window */
- if (window->other_event)
- window->other_event(window, event);
- }
-}
DIR diff --git a/event.h b/event.h
t@@ -1,31 +0,0 @@
-/*
- * This file is part of the Lumidify ToolKit (LTK)
- * Copyright (c) 2016, 2017 Lumidify Productions <lumidify@openmailbox.org>
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
-
-#include "ltk.h"
-
-#ifndef _LTK_EVENT_H_
-#define _LTK_EVENT_H_
-
-typedef void (*LTK_EVENT_FUNC)(void *, XEvent);
-
-#endif
DIR diff --git a/grid.h b/grid.h
t@@ -26,6 +26,9 @@
#include "ltk.h"
+/*
+ * Struct to represent a grid widget.
+ */
typedef struct LtkGrid
{
LtkWidget widget;
t@@ -40,15 +43,80 @@ typedef struct LtkGrid
unsigned int *column_pos;
} LtkGrid;
+/*
+ * Set the weight of a row in a grid.
+ * grid: The grid.
+ * row: The row.
+ * weight: The weight to set the row to.
+ */
void ltk_set_row_weight(LtkGrid *grid, int row, int weight);
+
+/*
+ * Set the weight of a column in a grid.
+ * grid: The grid.
+ * column: The column.
+ * weight: The weight to set the row to.
+ */
void ltk_set_column_weight(LtkGrid *grid, int column, int weight);
+
+/*
+ * Draw all the widgets in a grid.
+ * grid: The grid to draw the widgets of.
+ */
void ltk_draw_grid(LtkGrid *grid);
+
+/*
+ * Create a grid.
+ * window: The window the grid will displayed on.
+ * rows: The number of rows in the grid.
+ * columns: The number of columns in the grid.
+ */
LtkGrid *ltk_create_grid(LtkWindow *window, int rows, int columns);
+
+/*
+ * Destroy a grid.
+ * widget: Pointer to the grid.
+ */
void ltk_destroy_grid(void *widget);
+
+/*
+ * Recalculate the positions and dimensions of the
+ * columns, rows, and widgets in a grid.
+ * widget: Pointer to the grid.
+ */
void ltk_recalculate_grid(void *widget);
+
+/*
+ * Grid a widget.
+ * ptr: Pointer to the widget.
+ * grid: The grid.
+ * row: The row to grid the widget in.
+ * column: The column to grid the widget in.
+ * rowspan: The amount of rows the widget should span.
+ * columnspan: The amount of columns the widget should span.
+ * sticky: Mask of the sticky values (LTK_STICKY_*).
+ */
void ltk_grid_widget(void *ptr, LtkGrid *grid, int row, int column, int rowspan, int columnspan, unsigned short sticky);
+
+/*
+ * Delegate a mouse press event on the grid to the proper widget.
+ * widget: The grid.
+ * event: The event to be handled.
+ */
void ltk_grid_mouse_press(void *widget, XEvent event);
+
+/*
+ * Delegate a mouse release event on the grid to the proper widget.
+ * widget: The grid.
+ * event: The event to be handled.
+ */
void ltk_grid_mouse_release(void *widget, XEvent event);
+
+/*
+ * Delegate a mouse motion event on the grid to the proper widget.
+ * widget: The grid.
+ * event: The event to be handled.
+ */
void ltk_grid_motion_notify(void *widget, XEvent event);
#endif
DIR diff --git a/ltk.h b/ltk.h
t@@ -31,28 +31,53 @@
#include "cJSON.h"
#include "uthash.h"
#include "common.h"
-#include "widget.h"
-#include "event.h"
#include "window.h"
#include "theme.h"
#include "grid.h"
#include "button.h"
+/*
+ * Struct to contain all global information.
+ */
typedef struct
{
+ /* The theme used by LTK */
LtkTheme *theme;
+ /* The connection to the X server */
Display *display;
+ /* The screen LTK is working on */
int screen;
+ /* The colormap used by the colors in the theme */
Colormap colormap;
+ /* A hash table of all windows */
LtkWindow *window_hash;
+ /* Needed for handling the WM_DELETE_WINDOW signal */
Atom wm_delete_msg;
} Ltk;
Ltk *ltk_global;
+/*
+ * Initialize LTK.
+ * theme_path: The path to the theme.
+ */
void ltk_init(const char *theme_path);
+
+/*
+ * Print a message, clean up, and quit.
+ * msg: The message to print.
+ */
void ltk_fatal(const char *msg);
+
+/*
+ * Create an XColor struct from the hex code of a color.
+ * hex: The hex code.
+ */
XColor ltk_create_xcolor(const char *hex);
+
+/*
+ * Main event loop.
+ */
void ltk_mainloop(void);
#endif
DIR diff --git a/theme.h b/theme.h
t@@ -27,13 +27,25 @@
typedef struct LtkWindowTheme LtkWindowTheme;
typedef struct LtkButtonTheme LtkButtonTheme;
+/*
+ * Struct to contain all styles needed by LTK.
+ */
typedef struct
{
LtkWindowTheme *window;
LtkButtonTheme *button;
} LtkTheme;
+/*
+ * Load a theme from a JSON file.
+ * path: The path to the file.
+ */
LtkTheme *ltk_load_theme(const char *path);
+
+/*
+ * Destroy an LtkTheme struct.
+ * theme: Pointer to the struct.
+ */
void ltk_destroy_theme(LtkTheme *theme);
#endif
DIR diff --git a/widget.c b/widget.c
t@@ -1,116 +0,0 @@
-/*
- * This file is part of the Lumidify ToolKit (LTK)
- * Copyright (c) 2016, 2017 Lumidify Productions <lumidify@openmailbox.org>
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
-
-#include "ltk.h"
-
-LtkWidget ltk_create_widget(LtkWindow *window, void (*draw)(void *), void (*destroy)(void *), int needs_redraw)
-{
- LtkWidget widget;
- widget.window = window;
- widget.active_widget = NULL;
- widget.hover_widget = NULL;
- widget.parent = NULL;
-
- widget.key_press = NULL;
- widget.key_release = NULL;
- widget.mouse_press = NULL;
- widget.mouse_release = NULL;
- widget.motion_notify = NULL;
-
- widget.resize = NULL;
- widget.draw = draw;
- widget.destroy = destroy;
-
- widget.needs_redraw = needs_redraw;
- widget.state = LTK_NORMAL;
- widget.row = 0;
- widget.rect.x = 0;
- widget.rect.y = 0;
- widget.rect.w = 100;
- widget.rect.h = 100;
-
- widget.row = NULL;
- widget.column = NULL;
- widget.row_span = NULL;
- widget.column_span = NULL;
- widget.sticky = NULL;
-
- return widget;
-}
-
-void ltk_mouse_press_event(void *widget, XEvent event)
-{
- LtkWidget *ptr = widget;
- if (!ptr || ptr->state == LTK_DISABLED) return;
- if (event.xbutton.button == 1)
- {
- LtkWidget *parent = ptr->parent;
- if (parent)
- {
- ltk_remove_active_widget(parent);
- parent->active_widget = ptr;
- }
- ptr->state = LTK_PRESSED;
- if (ptr->needs_redraw) ptr->draw(ptr);
- }
- if (ptr->mouse_press)
- {
- ptr->mouse_press(ptr, event);
- }
-}
-
-void ltk_mouse_release_event(void *widget, XEvent event)
-{
- LtkWidget *ptr = widget;
- if (!ptr || ptr->state == LTK_DISABLED) return;
- if (ptr->state == LTK_PRESSED)
- {
- ptr->state = LTK_HOVERACTIVE;
- if (ptr->needs_redraw) ptr->draw(ptr);
- }
- if (ptr->mouse_release)
- {
- ptr->mouse_release(ptr, event);
- }
-}
-
-void ltk_motion_notify_event(void *widget, XEvent event)
-{
- LtkWidget *ptr = widget;
- if (ptr && (ptr->state == LTK_NORMAL || ptr->state == LTK_ACTIVE) &&
- (event.xmotion.state & Button1Mask) != Button1Mask)
- {
- ptr->state = ptr->state == LTK_ACTIVE ? LTK_HOVERACTIVE : LTK_HOVER;
- LtkWidget *parent = ptr->parent;
- if (parent)
- {
- ltk_remove_hover_widget(parent);
- parent->hover_widget = ptr;
- }
- if (ptr->needs_redraw) ptr->draw(ptr);
- }
- if (ptr->motion_notify)
- {
- ptr->motion_notify(ptr, event);
- }
-}
DIR diff --git a/widget.h b/widget.h
t@@ -1,87 +0,0 @@
-/*
- * This file is part of the Lumidify ToolKit (LTK)
- * Copyright (c) 2016, 2017 Lumidify Productions <lumidify@openmailbox.org>
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
-
-#ifndef _LTK_WIDGET_H_
-#define _LTK_WIDGET_H_
-
-#include "event.h"
-
-typedef enum {
- LTK_STICKY_LEFT = 1 << 0,
- LTK_STICKY_RIGHT = 1 << 1,
- LTK_STICKY_TOP = 1 << 2,
- LTK_STICKY_BOTTOM = 1 << 3
-} LtkStickyMask;
-
-typedef struct LtkWindow LtkWindow;
-
-typedef struct LtkWidget
-{
- /* The window the widget will be displayed on */
- LtkWindow *window;
- /* For container widgets; the widget that is currently active */
- struct LtkWidget *active_widget;
- /* For container widgets; the widget that is currently highlighted */
- struct LtkWidget *hover_widget;
- /* Parent widget */
- struct LtkWidget *parent;
-
- /* Called on KeyPress events */
- void (*key_press)(void *, XEvent event);
- /* Called on KeyRelease events */
- void (*key_release)(void *, XEvent event);
- /* Called on ButtonPress events */
- void (*mouse_press)(void *, XEvent event);
- /* Called on ButtonRelease event */
- void (*mouse_release)(void *, XEvent event);
- /* Called on MotionNotify events */
- void (*motion_notify)(void *, XEvent event);
-
- /* Function to update the widget after its LtkRect has been modified */
- void (*resize)(void *);
- /* Function to draw the widget */
- void (*draw)(void *);
- /* Function to destroy the widget */
- void (*destroy)(void *);
-
- /* Specifies if the widget needs to be redrawn after a state change */
- int needs_redraw;
- /* State of the widget */
- LtkWidgetState state;
- /* Position and size of the widget */
- LtkRect rect;
- /* Row of widget if gridded */
- unsigned int row;
- /* Column of widget if gridded */
- unsigned int column;
- /* Row span of widget if gridded */
- unsigned int row_span;
- /* Column span of widget if gridded */
- unsigned int column_span;
- /* Similar to sticky in tk */
- unsigned short sticky;
-} LtkWidget;
-
-LtkWidget ltk_create_widget(LtkWindow *window, void (*draw)(void *), void (*destroy)(void *), int needs_redraw);
-
-#endif