/* TUI data manipulation routines.
- Copyright (C) 1998-2017 Free Software Foundation, Inc.
+ Copyright (C) 1998-2019 Free Software Foundation, Inc.
Contributed by Hewlett-Packard Company.
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 TUI_DATA_H
-#define TUI_DATA_H
+#ifndef TUI_TUI_DATA_H
+#define TUI_TUI_DATA_H
#include "tui/tui.h" /* For enum tui_win_type. */
#include "gdb_curses.h" /* For WINDOW. */
/* Generic window information. */
struct tui_gen_win_info
{
- WINDOW *handle; /* Window handle. */
- enum tui_win_type type; /* Type of window. */
- int width; /* Window width. */
- int height; /* Window height. */
- struct tui_point origin; /* Origin of window. */
- tui_win_content content; /* Content of window. */
- int content_size; /* Size of content (# of elements). */
- int content_in_use; /* Can it be used, or is it already used? */
- int viewport_height; /* Viewport height. */
- int last_visible_line; /* Index of last visible line. */
- int is_visible; /* Whether the window is visible or not. */
- char *title; /* Window title to display. */
+ explicit tui_gen_win_info (enum tui_win_type t)
+ : type (t)
+ {
+ }
+
+ virtual ~tui_gen_win_info ();
+
+ /* Call to refresh this window. */
+ virtual void refresh_window ();
+
+ /* Make this window visible or invisible. */
+ virtual void make_visible (bool visible);
+
+ /* Return the name of this type of window. */
+ virtual const char *name () const
+ {
+ return "";
+ }
+
+ /* Reset this window. WIN_TYPE must match the existing type of this
+ window (it is only passed for self-test purposes). The other
+ parameters are used to set the window's size and position. */
+ void reset (enum tui_win_type win_type,
+ int height, int width,
+ int origin_x, int origin_y);
+
+ /* Window handle. */
+ WINDOW *handle = nullptr;
+ /* Type of window. */
+ enum tui_win_type type;
+ /* Window width. */
+ int width = 0;
+ /* Window height. */
+ int height = 0;
+ /* Origin of window. */
+ struct tui_point origin = {0, 0};
+ /* Content of window. */
+ tui_win_content content = nullptr;
+ /* Size of content (# of elements). */
+ int content_size = 0;
+ /* Can it be used, or is it already used? */
+ int content_in_use = FALSE;
+ /* Viewport height. */
+ int viewport_height = 0;
+ /* Index of last visible line. */
+ int last_visible_line = 0;
+ /* Whether the window is visible or not. */
+ bool is_visible = false;
+ /* Window title to display. */
+ char *title = nullptr;
+};
+
+/* Whether or not a window should be drawn with a box. */
+enum tui_box
+{
+ DONT_BOX_WINDOW = 0,
+ BOX_WINDOW
};
/* Constant definitions. */
#define DISASSEM_NAME "asm"
#define TUI_NULL_STR ""
#define DEFAULT_HISTORY_COUNT 25
-#define BOX_WINDOW TRUE
-#define DONT_BOX_WINDOW FALSE
#define HILITE TRUE
#define NO_HILITE FALSE
#define WITH_LOCATOR TRUE
#define MAX_TARGET_WIDTH 10
#define MAX_PID_WIDTH 19
-/* Scroll direction enum. */
-enum tui_scroll_direction
-{
- FORWARD_SCROLL,
- BACKWARD_SCROLL,
- LEFT_SCROLL,
- RIGHT_SCROLL
-};
-
-
-/* General list struct. */
-struct tui_list
-{
- struct tui_win_info **list;
- int count;
-};
-
-
/* The kinds of layouts available. */
enum tui_layout_type
{
union tui_which_element
{
struct tui_source_element source; /* The source elements. */
- struct tui_gen_win_info data_window; /* Data display elements. */
+ struct tui_gen_win_info *data_window; /* Data display elements. */
struct tui_data_element data; /* Elements of data_window. */
struct tui_command_element command; /* Command elements. */
struct tui_locator_element locator; /* Locator elements. */
struct tui_win_element
{
- int highlight;
union tui_which_element which_element;
};
-/* This struct defines the specific information about a data display
- window. */
-struct tui_data_info
+/* This defines information about each logical window. */
+struct tui_win_info : public tui_gen_win_info
{
- tui_win_content data_content; /* Start of data display content. */
- int data_content_count;
- tui_win_content regs_content; /* Start of regs display content. */
- int regs_content_count;
- int regs_column_count;
- int display_regs; /* Should regs be displayed at all? */
- struct reggroup *current_group;
+protected:
+
+ explicit tui_win_info (enum tui_win_type type);
+ DISABLE_COPY_AND_ASSIGN (tui_win_info);
+
+ /* Scroll the contents vertically. This is only called via
+ forward_scroll and backward_scroll. */
+ virtual void do_scroll_vertical (int num_to_scroll) = 0;
+
+ /* Scroll the contents horizontally. This is only called via
+ left_scroll and right_scroll. */
+ virtual void do_scroll_horizontal (int num_to_scroll) = 0;
+
+public:
+
+ ~tui_win_info () override
+ {
+ }
+
+ /* Clear the pertinent detail in the window. */
+ virtual void clear_detail () = 0;
+
+ /* Return true if this window has the locator. */
+ virtual bool has_locator () const
+ {
+ return false;
+ }
+
+ /* Refresh this window and any associated windows. */
+ virtual void refresh ();
+
+ /* Called after all the TUI windows are refreshed, to let this
+ window have a chance to update itself further. */
+ virtual void refresh_all ()
+ {
+ }
+
+ /* Called after a TUI window is given a new height; this updates any
+ related auxiliary windows. */
+ virtual void set_new_height (int height)
+ {
+ }
+
+ /* Compute the maximum height of this window. */
+ virtual int max_height () const;
+
+ /* Set whether this window is highglighted. */
+ void set_highlight (bool highlight)
+ {
+ is_highlighted = highlight;
+ }
+
+ /* Methods to scroll the contents of this window. Note that they
+ are named with "_scroll" coming at the end because the more
+ obvious "scroll_forward" is defined as a macro in term.h. */
+ void forward_scroll (int num_to_scroll);
+ void backward_scroll (int num_to_scroll);
+ void left_scroll (int num_to_scroll);
+ void right_scroll (int num_to_scroll);
+
+ /* Can this window ever be highlighted? */
+ bool can_highlight = true;
+
+ /* Is this window highlighted? */
+ bool is_highlighted = false;
};
+/* The base class for all source-like windows, namely the source and
+ disassembly windows. */
-struct tui_source_info
+struct tui_source_window_base : public tui_win_info
{
- int has_locator; /* Does locator belongs to this window? */
+protected:
+ explicit tui_source_window_base (enum tui_win_type type);
+ ~tui_source_window_base () override;
+ DISABLE_COPY_AND_ASSIGN (tui_source_window_base);
+
+ void do_scroll_horizontal (int num_to_scroll) override;
+
+public:
+
+ void clear_detail () override;
+
+ /* Return true if this window has the locator. */
+ bool has_locator () const override
+ {
+ return m_has_locator;
+ }
+
+ void make_visible (bool visible) override;
+ void refresh () override;
+ void refresh_all () override;
+
+ /* Refill the source window's source cache and update it. If this
+ is a disassembly window, then just update it. */
+ void refill ();
+
+ /* Set the location of the execution point. */
+ void set_is_exec_point_at (struct tui_line_or_address l);
+
+ void set_new_height (int height) override;
+
+ /* Does the locator belong to this window? */
+ bool m_has_locator = false;
/* Execution information window. */
- struct tui_gen_win_info *execution_info;
- int horizontal_offset; /* Used for horizontal scroll. */
+ struct tui_gen_win_info *execution_info = nullptr;
+ /* Used for horizontal scroll. */
+ int horizontal_offset = 0;
struct tui_line_or_address start_line_or_addr;
/* It is the resolved form as returned by symtab_to_fullname. */
- char *fullname;
+ char *fullname = nullptr;
/* Architecture associated with code at this location. */
- struct gdbarch *gdbarch;
+ struct gdbarch *gdbarch = nullptr;
};
+/* A TUI source window. */
-struct tui_command_info
+struct tui_source_window : public tui_source_window_base
{
- int start_line;
+ tui_source_window ()
+ : tui_source_window_base (SRC_WIN)
+ {
+ }
+
+ DISABLE_COPY_AND_ASSIGN (tui_source_window);
+
+ const char *name () const override
+ {
+ return SRC_NAME;
+ }
+
+protected:
+
+ void do_scroll_vertical (int num_to_scroll) override;
};
+/* A TUI disassembly window. */
-/* This defines information about each logical window. */
-struct tui_win_info
+struct tui_disasm_window : public tui_source_window_base
{
- struct tui_gen_win_info generic; /* General window information. */
- union
+ tui_disasm_window ()
+ : tui_source_window_base (DISASSEM_WIN)
+ {
+ }
+
+ DISABLE_COPY_AND_ASSIGN (tui_disasm_window);
+
+ const char *name () const override
+ {
+ return DISASSEM_NAME;
+ }
+
+protected:
+
+ void do_scroll_vertical (int num_to_scroll) override;
+};
+
+struct tui_data_window : public tui_win_info
+{
+ tui_data_window ()
+ : tui_win_info (DATA_WIN)
+ {
+ }
+
+ ~tui_data_window () override;
+ DISABLE_COPY_AND_ASSIGN (tui_data_window);
+
+ void clear_detail () override;
+ void refresh_all () override;
+
+ void set_new_height (int height) override;
+
+ void refresh_window () override;
+
+ const char *name () const override
+ {
+ return DATA_NAME;
+ }
+
+ /* Start of data display content. */
+ tui_win_content data_content = NULL;
+ int data_content_count = 0;
+ /* Start of regs display content. */
+ tui_win_content regs_content = NULL;
+ int regs_content_count = 0;
+ int regs_column_count = 0;
+ /* Should regs be displayed at all? */
+ bool display_regs = false;
+ struct reggroup *current_group = nullptr;
+
+protected:
+
+ void do_scroll_vertical (int num_to_scroll) override;
+ void do_scroll_horizontal (int num_to_scroll) override
+ {
+ }
+};
+
+struct tui_cmd_window : public tui_win_info
+{
+ tui_cmd_window ()
+ : tui_win_info (CMD_WIN)
+ {
+ can_highlight = false;
+ }
+
+ DISABLE_COPY_AND_ASSIGN (tui_cmd_window);
+
+ void clear_detail () override;
+
+ void make_visible (bool visible) override
+ {
+ }
+
+ int max_height () const override;
+
+ void refresh_window () override
+ {
+ }
+
+ const char *name () const override
+ {
+ return CMD_NAME;
+ }
+
+ int start_line = 0;
+
+protected:
+
+ void do_scroll_vertical (int num_to_scroll) override
+ {
+ }
+
+ void do_scroll_horizontal (int num_to_scroll) override
{
- struct tui_source_info source_info;
- struct tui_data_info data_display_info;
- struct tui_command_info command_info;
- void *opaque;
}
- detail;
- int can_highlight; /* Can this window ever be highlighted? */
- int is_highlighted; /* Is this window highlighted? */
};
-extern int tui_win_is_source_type (enum tui_win_type win_type);
extern int tui_win_is_auxillary (enum tui_win_type win_type);
-extern int tui_win_has_locator (struct tui_win_info *win_info);
-extern void tui_set_win_highlight (struct tui_win_info *win_info,
- int highlight);
/* Global Data. */
-extern struct tui_win_info *(tui_win_list[MAX_MAJOR_WINDOWS]);
+extern struct tui_win_info *tui_win_list[MAX_MAJOR_WINDOWS];
-#define TUI_SRC_WIN tui_win_list[SRC_WIN]
-#define TUI_DISASM_WIN tui_win_list[DISASSEM_WIN]
-#define TUI_DATA_WIN tui_win_list[DATA_WIN]
-#define TUI_CMD_WIN tui_win_list[CMD_WIN]
+#define TUI_SRC_WIN ((tui_source_window_base *) tui_win_list[SRC_WIN])
+#define TUI_DISASM_WIN ((tui_source_window_base *) tui_win_list[DISASSEM_WIN])
+#define TUI_DATA_WIN ((tui_data_window *) tui_win_list[DATA_WIN])
+#define TUI_CMD_WIN ((tui_cmd_window *) tui_win_list[CMD_WIN])
/* Data Manipulation Functions. */
extern void tui_initialize_static_data (void);
-extern struct tui_gen_win_info *tui_alloc_generic_win_info (void);
extern struct tui_win_info *tui_alloc_win_info (enum tui_win_type);
extern void tui_init_generic_part (struct tui_gen_win_info *);
-extern void tui_init_win_info (struct tui_win_info *);
extern tui_win_content tui_alloc_content (int, enum tui_win_type);
extern int tui_add_content_elements (struct tui_gen_win_info *,
int);
-extern void tui_init_content_element (struct tui_win_element *,
- enum tui_win_type);
-extern void tui_free_window (struct tui_win_info *);
extern void tui_free_win_content (struct tui_gen_win_info *);
extern void tui_free_data_content (tui_win_content, int);
extern void tui_free_all_source_wins_content (void);
-extern void tui_del_window (struct tui_win_info *);
-extern void tui_del_data_windows (tui_win_content, int);
-extern struct tui_win_info *tui_partial_win_by_name (char *);
-extern const char *tui_win_name (const struct tui_gen_win_info *);
+extern struct tui_win_info *tui_partial_win_by_name (const char *);
extern enum tui_layout_type tui_current_layout (void);
extern void tui_set_current_layout_to (enum tui_layout_type);
extern int tui_term_height (void);
extern int tui_term_width (void);
extern void tui_set_term_width_to (int);
extern struct tui_gen_win_info *tui_locator_win_info_ptr (void);
-extern struct tui_gen_win_info *tui_source_exec_info_win_ptr (void);
-extern struct tui_gen_win_info *tui_disassem_exec_info_win_ptr (void);
-extern struct tui_list *tui_source_windows (void);
+extern std::vector<tui_source_window_base *> &tui_source_windows ();
extern void tui_clear_source_windows (void);
extern void tui_clear_source_windows_detail (void);
-extern void tui_clear_win_detail (struct tui_win_info *);
-extern void tui_add_to_source_windows (struct tui_win_info *);
-extern int tui_default_tab_len (void);
-extern void tui_set_default_tab_len (int);
+extern void tui_add_to_source_windows (struct tui_source_window_base *);
extern struct tui_win_info *tui_win_with_focus (void);
extern void tui_set_win_with_focus (struct tui_win_info *);
extern struct tui_layout_def *tui_layout_def (void);
extern struct tui_win_info *tui_next_win (struct tui_win_info *);
extern struct tui_win_info *tui_prev_win (struct tui_win_info *);
-extern void tui_add_to_source_windows (struct tui_win_info *);
+extern unsigned int tui_tab_width;
-#endif /* TUI_DATA_H */
+#endif /* TUI_TUI_DATA_H */
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