From a3534138a815b6387b8e5f7603c7e2a2b1195d78 Mon Sep 17 00:00:00 2001 From: Thiago de Arruda Date: Thu, 27 Nov 2014 14:48:30 -0300 Subject: [PATCH] ui: Extract mouse.c/mouse.h --- clint-files.txt | 2 + src/nvim/edit.c | 1 + src/nvim/eval.c | 1 + src/nvim/message.c | 1 + src/nvim/mouse.c | 438 +++++++++++++++++++++++++++++++++++++++++++++ src/nvim/mouse.h | 32 ++++ src/nvim/normal.c | 1 + src/nvim/ui.c | 415 ------------------------------------------ src/nvim/ui.h | 21 --- 9 files changed, 476 insertions(+), 436 deletions(-) create mode 100644 src/nvim/mouse.c create mode 100644 src/nvim/mouse.h diff --git a/clint-files.txt b/clint-files.txt index a0aec7a31c..6f4a293205 100644 --- a/clint-files.txt +++ b/clint-files.txt @@ -25,6 +25,8 @@ src/nvim/map_defs.h src/nvim/memfile.c src/nvim/memfile.h src/nvim/memfile_defs.h +src/nvim/mouse.c +src/nvim/mouse.h src/nvim/msgpack_rpc/channel.c src/nvim/msgpack_rpc/channel.h src/nvim/msgpack_rpc/helpers.c diff --git a/src/nvim/edit.c b/src/nvim/edit.c index 7fdf02ca56..2cc91a2591 100644 --- a/src/nvim/edit.c +++ b/src/nvim/edit.c @@ -56,6 +56,7 @@ #include "nvim/tag.h" #include "nvim/term.h" #include "nvim/ui.h" +#include "nvim/mouse.h" #include "nvim/undo.h" #include "nvim/window.h" #include "nvim/os/event.h" diff --git a/src/nvim/eval.c b/src/nvim/eval.c index 206f487471..ba584d0504 100644 --- a/src/nvim/eval.c +++ b/src/nvim/eval.c @@ -77,6 +77,7 @@ #include "nvim/tempfile.h" #include "nvim/term.h" #include "nvim/ui.h" +#include "nvim/mouse.h" #include "nvim/undo.h" #include "nvim/version.h" #include "nvim/window.h" diff --git a/src/nvim/message.c b/src/nvim/message.c index 2c1fe313fe..0c64b694a5 100644 --- a/src/nvim/message.c +++ b/src/nvim/message.c @@ -43,6 +43,7 @@ #include "nvim/strings.h" #include "nvim/term.h" #include "nvim/ui.h" +#include "nvim/mouse.h" #include "nvim/os/os.h" #include "nvim/os/input.h" #include "nvim/os/time.h" diff --git a/src/nvim/mouse.c b/src/nvim/mouse.c new file mode 100644 index 0000000000..7fc581a7c0 --- /dev/null +++ b/src/nvim/mouse.c @@ -0,0 +1,438 @@ +#include + +#include "nvim/mouse.h" +#include "nvim/vim.h" +#include "nvim/screen.h" +#include "nvim/window.h" +#include "nvim/term.h" +#include "nvim/fold.h" +#include "nvim/diff.h" +#include "nvim/move.h" +#include "nvim/misc1.h" +#include "nvim/cursor.h" +#include "nvim/buffer_defs.h" + +#ifdef INCLUDE_GENERATED_DECLARATIONS +# include "mouse.c.generated.h" +#endif + +// Move the cursor to the specified row and column on the screen. +// Change current window if necessary. Returns an integer with the +// CURSOR_MOVED bit set if the cursor has moved or unset otherwise. +// +// The MOUSE_FOLD_CLOSE bit is set when clicked on the '-' in a fold column. +// The MOUSE_FOLD_OPEN bit is set when clicked on the '+' in a fold column. +// +// If flags has MOUSE_FOCUS, then the current window will not be changed, and +// if the mouse is outside the window then the text will scroll, or if the +// mouse was previously on a status line, then the status line may be dragged. +// +// If flags has MOUSE_MAY_VIS, then VIsual mode will be started before the +// cursor is moved unless the cursor was on a status line. +// This function returns one of IN_UNKNOWN, IN_BUFFER, IN_STATUS_LINE or +// IN_SEP_LINE depending on where the cursor was clicked. +// +// If flags has MOUSE_MAY_STOP_VIS, then Visual mode will be stopped, unless +// the mouse is on the status line of the same window. +// +// If flags has MOUSE_DID_MOVE, nothing is done if the mouse didn't move since +// the last call. +// +// If flags has MOUSE_SETPOS, nothing is done, only the current position is +// remembered. +int jump_to_mouse(int flags, + bool *inclusive, // used for inclusive operator, can be NULL + int which_button) // MOUSE_LEFT, MOUSE_RIGHT, MOUSE_MIDDLE +{ + static int on_status_line = 0; // #lines below bottom of window + static int on_sep_line = 0; // on separator right of window + static int prev_row = -1; + static int prev_col = -1; + static win_T *dragwin = NULL; // window being dragged + static int did_drag = false; // drag was noticed + + win_T *wp, *old_curwin; + pos_T old_cursor; + int count; + bool first; + int row = mouse_row; + int col = mouse_col; + int mouse_char; + + mouse_past_bottom = false; + mouse_past_eol = false; + + if (flags & MOUSE_RELEASED) { + // On button release we may change window focus if positioned on a + // status line and no dragging happened. + if (dragwin != NULL && !did_drag) + flags &= ~(MOUSE_FOCUS | MOUSE_DID_MOVE); + dragwin = NULL; + did_drag = false; + } + + if ((flags & MOUSE_DID_MOVE) + && prev_row == mouse_row + && prev_col == mouse_col) { +retnomove: + // before moving the cursor for a left click which is NOT in a status + // line, stop Visual mode + if (on_status_line) + return IN_STATUS_LINE; + if (on_sep_line) + return IN_SEP_LINE; + if (flags & MOUSE_MAY_STOP_VIS) { + end_visual_mode(); + redraw_curbuf_later(INVERTED); // delete the inversion + } + return IN_BUFFER; + } + + prev_row = mouse_row; + prev_col = mouse_col; + + if (flags & MOUSE_SETPOS) + goto retnomove; // ugly goto... + + // Remember the character under the mouse, it might be a '-' or '+' in the + // fold column. + if (row >= 0 && row < Rows && col >= 0 && col <= Columns + && ScreenLines != NULL) + mouse_char = ScreenLines[LineOffset[row] + (unsigned)col]; + else + mouse_char = ' '; + + old_curwin = curwin; + old_cursor = curwin->w_cursor; + + if (!(flags & MOUSE_FOCUS)) { + if (row < 0 || col < 0) // check if it makes sense + return IN_UNKNOWN; + + // find the window where the row is in + wp = mouse_find_win(&row, &col); + dragwin = NULL; + // winpos and height may change in win_enter()! + if (row >= wp->w_height) { // In (or below) status line + on_status_line = row - wp->w_height + 1; + dragwin = wp; + } else { + on_status_line = 0; + } + + if (col >= wp->w_width) { // In separator line + on_sep_line = col - wp->w_width + 1; + dragwin = wp; + } else { + on_sep_line = 0; + } + + // The rightmost character of the status line might be a vertical + // separator character if there is no connecting window to the right. + if (on_status_line && on_sep_line) { + if (stl_connected(wp)) + on_sep_line = 0; + else + on_status_line = 0; + } + + // Before jumping to another buffer, or moving the cursor for a left + // click, stop Visual mode. + if (VIsual_active + && (wp->w_buffer != curwin->w_buffer + || (!on_status_line + && !on_sep_line + && ( + wp->w_p_rl ? col < wp->w_width - wp->w_p_fdc : + col >= wp->w_p_fdc + + (cmdwin_type == 0 && wp == + curwin ? 0 : 1) + ) + && (flags & MOUSE_MAY_STOP_VIS)))) { + end_visual_mode(); + redraw_curbuf_later(INVERTED); // delete the inversion + } + if (cmdwin_type != 0 && wp != curwin) { + // A click outside the command-line window: Use modeless + // selection if possible. Allow dragging the status lines. + on_sep_line = 0; + row = 0; + col += wp->w_wincol; + wp = curwin; + } + // Only change window focus when not clicking on or dragging the + // status line. Do change focus when releasing the mouse button + // (MOUSE_FOCUS was set above if we dragged first). + if (dragwin == NULL || (flags & MOUSE_RELEASED)) + win_enter(wp, true); // can make wp invalid! +# ifdef CHECK_DOUBLE_CLICK + // set topline, to be able to check for double click ourselves + if (curwin != old_curwin) + set_mouse_topline(curwin); +# endif + if (on_status_line) { // In (or below) status line + // Don't use start_arrow() if we're in the same window + if (curwin == old_curwin) + return IN_STATUS_LINE; + else + return IN_STATUS_LINE | CURSOR_MOVED; + } + if (on_sep_line) { // In (or below) status line + // Don't use start_arrow() if we're in the same window + if (curwin == old_curwin) + return IN_SEP_LINE; + else + return IN_SEP_LINE | CURSOR_MOVED; + } + + curwin->w_cursor.lnum = curwin->w_topline; + } else if (on_status_line && which_button == MOUSE_LEFT) { + if (dragwin != NULL) { + // Drag the status line + count = row - dragwin->w_winrow - dragwin->w_height + 1 + - on_status_line; + win_drag_status_line(dragwin, count); + did_drag |= count; + } + return IN_STATUS_LINE; // Cursor didn't move + } else if (on_sep_line && which_button == MOUSE_LEFT) { + if (dragwin != NULL) { + // Drag the separator column + count = col - dragwin->w_wincol - dragwin->w_width + 1 + - on_sep_line; + win_drag_vsep_line(dragwin, count); + did_drag |= count; + } + return IN_SEP_LINE; // Cursor didn't move + } else { + // keep_window_focus must be true + // before moving the cursor for a left click, stop Visual mode + if (flags & MOUSE_MAY_STOP_VIS) { + end_visual_mode(); + redraw_curbuf_later(INVERTED); // delete the inversion + } + + + row -= curwin->w_winrow; + col -= curwin->w_wincol; + + // When clicking beyond the end of the window, scroll the screen. + // Scroll by however many rows outside the window we are. + if (row < 0) { + count = 0; + for (first = true; curwin->w_topline > 1; ) { + if (curwin->w_topfill < diff_check(curwin, curwin->w_topline)) + ++count; + else + count += plines(curwin->w_topline - 1); + if (!first && count > -row) + break; + first = false; + hasFolding(curwin->w_topline, &curwin->w_topline, NULL); + if (curwin->w_topfill < diff_check(curwin, curwin->w_topline)) { + ++curwin->w_topfill; + } else { + --curwin->w_topline; + curwin->w_topfill = 0; + } + } + check_topfill(curwin, false); + curwin->w_valid &= + ~(VALID_WROW|VALID_CROW|VALID_BOTLINE|VALID_BOTLINE_AP); + redraw_later(VALID); + row = 0; + } else if (row >= curwin->w_height) { + count = 0; + for (first = true; curwin->w_topline < curbuf->b_ml.ml_line_count; ) { + if (curwin->w_topfill > 0) { + ++count; + } else { + count += plines(curwin->w_topline); + } + + if (!first && count > row - curwin->w_height + 1) { + break; + } + first = false; + + if (hasFolding(curwin->w_topline, NULL, &curwin->w_topline) + && curwin->w_topline == curbuf->b_ml.ml_line_count) { + break; + } + + if (curwin->w_topfill > 0) { + --curwin->w_topfill; + } else { + ++curwin->w_topline; + curwin->w_topfill = + diff_check_fill(curwin, curwin->w_topline); + } + } + check_topfill(curwin, false); + redraw_later(VALID); + curwin->w_valid &= + ~(VALID_WROW|VALID_CROW|VALID_BOTLINE|VALID_BOTLINE_AP); + row = curwin->w_height - 1; + } else if (row == 0) { + // When dragging the mouse, while the text has been scrolled up as + // far as it goes, moving the mouse in the top line should scroll + // the text down (done later when recomputing w_topline). + if (mouse_dragging > 0 + && curwin->w_cursor.lnum + == curwin->w_buffer->b_ml.ml_line_count + && curwin->w_cursor.lnum == curwin->w_topline) { + curwin->w_valid &= ~(VALID_TOPLINE); + } + } + } + + // Check for position outside of the fold column. + if (curwin->w_p_rl ? col < curwin->w_width - curwin->w_p_fdc : + col >= curwin->w_p_fdc + (cmdwin_type == 0 ? 0 : 1)) { + mouse_char = ' '; + } + + // compute the position in the buffer line from the posn on the screen + if (mouse_comp_pos(curwin, &row, &col, &curwin->w_cursor.lnum)) { + mouse_past_bottom = true; + } + + // Start Visual mode before coladvance(), for when 'sel' != "old" + if ((flags & MOUSE_MAY_VIS) && !VIsual_active) { + check_visual_highlight(); + VIsual = old_cursor; + VIsual_active = true; + VIsual_reselect = true; + // if 'selectmode' contains "mouse", start Select mode + may_start_select('o'); + setmouse(); + + if (p_smd && msg_silent == 0) { + redraw_cmdline = true; // show visual mode later + } + } + + curwin->w_curswant = col; + curwin->w_set_curswant = false; // May still have been true + if (coladvance(col) == FAIL) { // Mouse click beyond end of line + if (inclusive != NULL) { + *inclusive = true; + } + mouse_past_eol = true; + } else if (inclusive != NULL) { + *inclusive = false; + } + + count = IN_BUFFER; + if (curwin != old_curwin || curwin->w_cursor.lnum != old_cursor.lnum + || curwin->w_cursor.col != old_cursor.col) { + count |= CURSOR_MOVED; // Cursor has moved + } + + if (mouse_char == '+') { + count |= MOUSE_FOLD_OPEN; + } else if (mouse_char != ' ') { + count |= MOUSE_FOLD_CLOSE; + } + + return count; +} + +// Compute the position in the buffer line from the posn on the screen in +// window "win". +// Returns true if the position is below the last line. +bool mouse_comp_pos(win_T *win, int *rowp, int *colp, linenr_T *lnump) +{ + int col = *colp; + int row = *rowp; + linenr_T lnum; + bool retval = false; + int off; + int count; + + if (win->w_p_rl) + col = win->w_width - 1 - col; + + lnum = win->w_topline; + + while (row > 0) { + // Don't include filler lines in "count" + if (win->w_p_diff + && !hasFoldingWin(win, lnum, NULL, NULL, true, NULL)) { + if (lnum == win->w_topline) { + row -= win->w_topfill; + } else { + row -= diff_check_fill(win, lnum); + } + count = plines_win_nofill(win, lnum, true); + } else { + count = plines_win(win, lnum, true); + } + + if (count > row) { + break; // Position is in this buffer line. + } + + (void)hasFoldingWin(win, lnum, NULL, &lnum, true, NULL); + + if (lnum == win->w_buffer->b_ml.ml_line_count) { + retval = true; + break; // past end of file + } + row -= count; + ++lnum; + } + + if (!retval) { + // Compute the column without wrapping. + off = win_col_off(win) - win_col_off2(win); + if (col < off) + col = off; + col += row * (win->w_width - off); + // add skip column (for long wrapping line) + col += win->w_skipcol; + } + + if (!win->w_p_wrap) { + col += win->w_leftcol; + } + + // skip line number and fold column in front of the line + col -= win_col_off(win); + if (col < 0) { + col = 0; + } + + *colp = col; + *rowp = row; + *lnump = lnum; + return retval; +} + +// Find the window at screen position "*rowp" and "*colp". The positions are +// updated to become relative to the top-left of the window. +win_T *mouse_find_win(int *rowp, int *colp) +{ + frame_T *fp; + + fp = topframe; + *rowp -= firstwin->w_winrow; + for (;; ) { + if (fp->fr_layout == FR_LEAF) + break; + if (fp->fr_layout == FR_ROW) { + for (fp = fp->fr_child; fp->fr_next != NULL; fp = fp->fr_next) { + if (*colp < fp->fr_width) + break; + *colp -= fp->fr_width; + } + } else { // fr_layout == FR_COL + for (fp = fp->fr_child; fp->fr_next != NULL; fp = fp->fr_next) { + if (*rowp < fp->fr_height) + break; + *rowp -= fp->fr_height; + } + } + } + return fp->fr_win; +} diff --git a/src/nvim/mouse.h b/src/nvim/mouse.h new file mode 100644 index 0000000000..4f797c7480 --- /dev/null +++ b/src/nvim/mouse.h @@ -0,0 +1,32 @@ +#ifndef NVIM_MOUSE_H +#define NVIM_MOUSE_H + +#include + +#include "nvim/vim.h" +#include "nvim/buffer_defs.h" + +// jump_to_mouse() returns one of first four these values, possibly with +// some of the other three added. +#define IN_UNKNOWN 0 +#define IN_BUFFER 1 +#define IN_STATUS_LINE 2 // on status or command line +#define IN_SEP_LINE 4 // on vertical separator line +#define IN_OTHER_WIN 8 // in other window but can't go there +#define CURSOR_MOVED 0x100 +#define MOUSE_FOLD_CLOSE 0x200 // clicked on '-' in fold column +#define MOUSE_FOLD_OPEN 0x400 // clicked on '+' in fold column + +// flags for jump_to_mouse() +#define MOUSE_FOCUS 0x01 // need to stay in this window +#define MOUSE_MAY_VIS 0x02 // may start Visual mode +#define MOUSE_DID_MOVE 0x04 // only act when mouse has moved +#define MOUSE_SETPOS 0x08 // only set current mouse position +#define MOUSE_MAY_STOP_VIS 0x10 // may stop Visual mode +#define MOUSE_RELEASED 0x20 // button was released + +#ifdef INCLUDE_GENERATED_DECLARATIONS +# include "mouse.h.generated.h" +#endif + +#endif // NVIM_MOUSE_H diff --git a/src/nvim/normal.c b/src/nvim/normal.c index d1eb302448..5202354199 100644 --- a/src/nvim/normal.c +++ b/src/nvim/normal.c @@ -57,6 +57,7 @@ #include "nvim/tag.h" #include "nvim/term.h" #include "nvim/ui.h" +#include "nvim/mouse.h" #include "nvim/undo.h" #include "nvim/window.h" #include "nvim/os/event.h" diff --git a/src/nvim/ui.c b/src/nvim/ui.c index 67ed37e0b8..2268fb05d4 100644 --- a/src/nvim/ui.c +++ b/src/nvim/ui.c @@ -137,421 +137,6 @@ int check_row(int row) return row; } -/* - * Stuff for the X clipboard. Shared between VMS and Unix. - */ - -/* - * Move the cursor to the specified row and column on the screen. - * Change current window if necessary. Returns an integer with the - * CURSOR_MOVED bit set if the cursor has moved or unset otherwise. - * - * The MOUSE_FOLD_CLOSE bit is set when clicked on the '-' in a fold column. - * The MOUSE_FOLD_OPEN bit is set when clicked on the '+' in a fold column. - * - * If flags has MOUSE_FOCUS, then the current window will not be changed, and - * if the mouse is outside the window then the text will scroll, or if the - * mouse was previously on a status line, then the status line may be dragged. - * - * If flags has MOUSE_MAY_VIS, then VIsual mode will be started before the - * cursor is moved unless the cursor was on a status line. - * This function returns one of IN_UNKNOWN, IN_BUFFER, IN_STATUS_LINE or - * IN_SEP_LINE depending on where the cursor was clicked. - * - * If flags has MOUSE_MAY_STOP_VIS, then Visual mode will be stopped, unless - * the mouse is on the status line of the same window. - * - * If flags has MOUSE_DID_MOVE, nothing is done if the mouse didn't move since - * the last call. - * - * If flags has MOUSE_SETPOS, nothing is done, only the current position is - * remembered. - */ -int -jump_to_mouse ( - int flags, - bool *inclusive, /* used for inclusive operator, can be NULL */ - int which_button /* MOUSE_LEFT, MOUSE_RIGHT, MOUSE_MIDDLE */ -) -{ - static int on_status_line = 0; /* #lines below bottom of window */ - static int on_sep_line = 0; /* on separator right of window */ - static int prev_row = -1; - static int prev_col = -1; - static win_T *dragwin = NULL; /* window being dragged */ - static int did_drag = FALSE; /* drag was noticed */ - - win_T *wp, *old_curwin; - pos_T old_cursor; - int count; - bool first; - int row = mouse_row; - int col = mouse_col; - int mouse_char; - - mouse_past_bottom = false; - mouse_past_eol = false; - - if (flags & MOUSE_RELEASED) { - /* On button release we may change window focus if positioned on a - * status line and no dragging happened. */ - if (dragwin != NULL && !did_drag) - flags &= ~(MOUSE_FOCUS | MOUSE_DID_MOVE); - dragwin = NULL; - did_drag = FALSE; - } - - if ((flags & MOUSE_DID_MOVE) - && prev_row == mouse_row - && prev_col == mouse_col) { -retnomove: - /* before moving the cursor for a left click which is NOT in a status - * line, stop Visual mode */ - if (on_status_line) - return IN_STATUS_LINE; - if (on_sep_line) - return IN_SEP_LINE; - if (flags & MOUSE_MAY_STOP_VIS) { - end_visual_mode(); - redraw_curbuf_later(INVERTED); /* delete the inversion */ - } - return IN_BUFFER; - } - - prev_row = mouse_row; - prev_col = mouse_col; - - if (flags & MOUSE_SETPOS) - goto retnomove; /* ugly goto... */ - - /* Remember the character under the mouse, it might be a '-' or '+' in the - * fold column. */ - if (row >= 0 && row < Rows && col >= 0 && col <= Columns - && ScreenLines != NULL) - mouse_char = ScreenLines[LineOffset[row] + col]; - else - mouse_char = ' '; - - old_curwin = curwin; - old_cursor = curwin->w_cursor; - - if (!(flags & MOUSE_FOCUS)) { - if (row < 0 || col < 0) /* check if it makes sense */ - return IN_UNKNOWN; - - /* find the window where the row is in */ - wp = mouse_find_win(&row, &col); - dragwin = NULL; - /* - * winpos and height may change in win_enter()! - */ - if (row >= wp->w_height) { /* In (or below) status line */ - on_status_line = row - wp->w_height + 1; - dragwin = wp; - } else - on_status_line = 0; - if (col >= wp->w_width) { /* In separator line */ - on_sep_line = col - wp->w_width + 1; - dragwin = wp; - } else - on_sep_line = 0; - - /* The rightmost character of the status line might be a vertical - * separator character if there is no connecting window to the right. */ - if (on_status_line && on_sep_line) { - if (stl_connected(wp)) - on_sep_line = 0; - else - on_status_line = 0; - } - - /* Before jumping to another buffer, or moving the cursor for a left - * click, stop Visual mode. */ - if (VIsual_active - && (wp->w_buffer != curwin->w_buffer - || (!on_status_line - && !on_sep_line - && ( - wp->w_p_rl ? col < wp->w_width - wp->w_p_fdc : - col >= wp->w_p_fdc - + (cmdwin_type == 0 && wp == - curwin ? 0 : 1) - ) - && (flags & MOUSE_MAY_STOP_VIS)))) { - end_visual_mode(); - redraw_curbuf_later(INVERTED); /* delete the inversion */ - } - if (cmdwin_type != 0 && wp != curwin) { - /* A click outside the command-line window: Use modeless - * selection if possible. Allow dragging the status lines. */ - on_sep_line = 0; - row = 0; - col += wp->w_wincol; - wp = curwin; - } - /* Only change window focus when not clicking on or dragging the - * status line. Do change focus when releasing the mouse button - * (MOUSE_FOCUS was set above if we dragged first). */ - if (dragwin == NULL || (flags & MOUSE_RELEASED)) - win_enter(wp, true); /* can make wp invalid! */ -# ifdef CHECK_DOUBLE_CLICK - /* set topline, to be able to check for double click ourselves */ - if (curwin != old_curwin) - set_mouse_topline(curwin); -# endif - if (on_status_line) { /* In (or below) status line */ - /* Don't use start_arrow() if we're in the same window */ - if (curwin == old_curwin) - return IN_STATUS_LINE; - else - return IN_STATUS_LINE | CURSOR_MOVED; - } - if (on_sep_line) { /* In (or below) status line */ - /* Don't use start_arrow() if we're in the same window */ - if (curwin == old_curwin) - return IN_SEP_LINE; - else - return IN_SEP_LINE | CURSOR_MOVED; - } - - curwin->w_cursor.lnum = curwin->w_topline; - } else if (on_status_line && which_button == MOUSE_LEFT) { - if (dragwin != NULL) { - /* Drag the status line */ - count = row - dragwin->w_winrow - dragwin->w_height + 1 - - on_status_line; - win_drag_status_line(dragwin, count); - did_drag |= count; - } - return IN_STATUS_LINE; /* Cursor didn't move */ - } else if (on_sep_line && which_button == MOUSE_LEFT) { - if (dragwin != NULL) { - /* Drag the separator column */ - count = col - dragwin->w_wincol - dragwin->w_width + 1 - - on_sep_line; - win_drag_vsep_line(dragwin, count); - did_drag |= count; - } - return IN_SEP_LINE; /* Cursor didn't move */ - } else { /* keep_window_focus must be TRUE */ - /* before moving the cursor for a left click, stop Visual mode */ - if (flags & MOUSE_MAY_STOP_VIS) { - end_visual_mode(); - redraw_curbuf_later(INVERTED); /* delete the inversion */ - } - - - row -= curwin->w_winrow; - col -= curwin->w_wincol; - - /* - * When clicking beyond the end of the window, scroll the screen. - * Scroll by however many rows outside the window we are. - */ - if (row < 0) { - count = 0; - for (first = true; curwin->w_topline > 1; ) { - if (curwin->w_topfill < diff_check(curwin, curwin->w_topline)) - ++count; - else - count += plines(curwin->w_topline - 1); - if (!first && count > -row) - break; - first = false; - hasFolding(curwin->w_topline, &curwin->w_topline, NULL); - if (curwin->w_topfill < diff_check(curwin, curwin->w_topline)) - ++curwin->w_topfill; - else { - --curwin->w_topline; - curwin->w_topfill = 0; - } - } - check_topfill(curwin, false); - curwin->w_valid &= - ~(VALID_WROW|VALID_CROW|VALID_BOTLINE|VALID_BOTLINE_AP); - redraw_later(VALID); - row = 0; - } else if (row >= curwin->w_height) { - count = 0; - for (first = true; curwin->w_topline < curbuf->b_ml.ml_line_count; ) { - if (curwin->w_topfill > 0) - ++count; - else - count += plines(curwin->w_topline); - if (!first && count > row - curwin->w_height + 1) - break; - first = false; - if (hasFolding(curwin->w_topline, NULL, &curwin->w_topline) - && curwin->w_topline == curbuf->b_ml.ml_line_count) - break; - if (curwin->w_topfill > 0) - --curwin->w_topfill; - else { - ++curwin->w_topline; - curwin->w_topfill = - diff_check_fill(curwin, curwin->w_topline); - } - } - check_topfill(curwin, false); - redraw_later(VALID); - curwin->w_valid &= - ~(VALID_WROW|VALID_CROW|VALID_BOTLINE|VALID_BOTLINE_AP); - row = curwin->w_height - 1; - } else if (row == 0) { - /* When dragging the mouse, while the text has been scrolled up as - * far as it goes, moving the mouse in the top line should scroll - * the text down (done later when recomputing w_topline). */ - if (mouse_dragging > 0 - && curwin->w_cursor.lnum - == curwin->w_buffer->b_ml.ml_line_count - && curwin->w_cursor.lnum == curwin->w_topline) - curwin->w_valid &= ~(VALID_TOPLINE); - } - } - - /* Check for position outside of the fold column. */ - if ( - curwin->w_p_rl ? col < curwin->w_width - curwin->w_p_fdc : - col >= curwin->w_p_fdc - + (cmdwin_type == 0 ? 0 : 1) - ) - mouse_char = ' '; - - /* compute the position in the buffer line from the posn on the screen */ - if (mouse_comp_pos(curwin, &row, &col, &curwin->w_cursor.lnum)) - mouse_past_bottom = true; - - /* Start Visual mode before coladvance(), for when 'sel' != "old" */ - if ((flags & MOUSE_MAY_VIS) && !VIsual_active) { - check_visual_highlight(); - VIsual = old_cursor; - VIsual_active = TRUE; - VIsual_reselect = TRUE; - /* if 'selectmode' contains "mouse", start Select mode */ - may_start_select('o'); - setmouse(); - if (p_smd && msg_silent == 0) - redraw_cmdline = TRUE; /* show visual mode later */ - } - - curwin->w_curswant = col; - curwin->w_set_curswant = FALSE; /* May still have been TRUE */ - if (coladvance(col) == FAIL) { /* Mouse click beyond end of line */ - if (inclusive != NULL) - *inclusive = true; - mouse_past_eol = true; - } else if (inclusive != NULL) - *inclusive = false; - - count = IN_BUFFER; - if (curwin != old_curwin || curwin->w_cursor.lnum != old_cursor.lnum - || curwin->w_cursor.col != old_cursor.col) - count |= CURSOR_MOVED; /* Cursor has moved */ - - if (mouse_char == '+') - count |= MOUSE_FOLD_OPEN; - else if (mouse_char != ' ') - count |= MOUSE_FOLD_CLOSE; - - return count; -} - -/* - * Compute the position in the buffer line from the posn on the screen in - * window "win". - * Returns TRUE if the position is below the last line. - */ -bool mouse_comp_pos(win_T *win, int *rowp, int *colp, linenr_T *lnump) -{ - int col = *colp; - int row = *rowp; - linenr_T lnum; - bool retval = false; - int off; - int count; - - if (win->w_p_rl) - col = win->w_width - 1 - col; - - lnum = win->w_topline; - - while (row > 0) { - /* Don't include filler lines in "count" */ - if (win->w_p_diff - && !hasFoldingWin(win, lnum, NULL, NULL, TRUE, NULL) - ) { - if (lnum == win->w_topline) - row -= win->w_topfill; - else - row -= diff_check_fill(win, lnum); - count = plines_win_nofill(win, lnum, TRUE); - } else - count = plines_win(win, lnum, TRUE); - if (count > row) - break; /* Position is in this buffer line. */ - (void)hasFoldingWin(win, lnum, NULL, &lnum, TRUE, NULL); - if (lnum == win->w_buffer->b_ml.ml_line_count) { - retval = true; - break; /* past end of file */ - } - row -= count; - ++lnum; - } - - if (!retval) { - /* Compute the column without wrapping. */ - off = win_col_off(win) - win_col_off2(win); - if (col < off) - col = off; - col += row * (win->w_width - off); - /* add skip column (for long wrapping line) */ - col += win->w_skipcol; - } - - if (!win->w_p_wrap) - col += win->w_leftcol; - - /* skip line number and fold column in front of the line */ - col -= win_col_off(win); - if (col < 0) { - col = 0; - } - - *colp = col; - *rowp = row; - *lnump = lnum; - return retval; -} - -/* - * Find the window at screen position "*rowp" and "*colp". The positions are - * updated to become relative to the top-left of the window. - */ -win_T *mouse_find_win(int *rowp, int *colp) -{ - frame_T *fp; - - fp = topframe; - *rowp -= firstwin->w_winrow; - for (;; ) { - if (fp->fr_layout == FR_LEAF) - break; - if (fp->fr_layout == FR_ROW) { - for (fp = fp->fr_child; fp->fr_next != NULL; fp = fp->fr_next) { - if (*colp < fp->fr_width) - break; - *colp -= fp->fr_width; - } - } else { /* fr_layout == FR_COL */ - for (fp = fp->fr_child; fp->fr_next != NULL; fp = fp->fr_next) { - if (*rowp < fp->fr_height) - break; - *rowp -= fp->fr_height; - } - } - } - return fp->fr_win; -} #if defined(USE_IM_CONTROL) || defined(PROTO) /* diff --git a/src/nvim/ui.h b/src/nvim/ui.h index 2b1543a918..b174af9abe 100644 --- a/src/nvim/ui.h +++ b/src/nvim/ui.h @@ -3,27 +3,6 @@ #include -/* - * jump_to_mouse() returns one of first four these values, possibly with - * some of the other three added. - */ -#define IN_UNKNOWN 0 -#define IN_BUFFER 1 -#define IN_STATUS_LINE 2 /* on status or command line */ -#define IN_SEP_LINE 4 /* on vertical separator line */ -#define IN_OTHER_WIN 8 /* in other window but can't go there */ -#define CURSOR_MOVED 0x100 -#define MOUSE_FOLD_CLOSE 0x200 /* clicked on '-' in fold column */ -#define MOUSE_FOLD_OPEN 0x400 /* clicked on '+' in fold column */ - -/* flags for jump_to_mouse() */ -#define MOUSE_FOCUS 0x01 /* need to stay in this window */ -#define MOUSE_MAY_VIS 0x02 /* may start Visual mode */ -#define MOUSE_DID_MOVE 0x04 /* only act when mouse has moved */ -#define MOUSE_SETPOS 0x08 /* only set current mouse position */ -#define MOUSE_MAY_STOP_VIS 0x10 /* may stop Visual mode */ -#define MOUSE_RELEASED 0x20 /* button was released */ - #ifdef INCLUDE_GENERATED_DECLARATIONS # include "ui.h.generated.h" #endif