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-rw-r--r--desktop/browser.c820
1 files changed, 9 insertions, 811 deletions
diff --git a/desktop/browser.c b/desktop/browser.c
index ae912c194..32eb65dc2 100644
--- a/desktop/browser.c
+++ b/desktop/browser.c
@@ -32,8 +32,8 @@
#include "netsurf/desktop/imagemap.h"
#include "netsurf/desktop/options.h"
#include "netsurf/desktop/selection.h"
+#include "netsurf/desktop/textinput.h"
#include "netsurf/render/box.h"
-#include "netsurf/render/font.h"
#include "netsurf/render/form.h"
#include "netsurf/render/layout.h"
#include "netsurf/utils/log.h"
@@ -66,29 +66,8 @@ static const char *browser_window_scrollbar_click(struct browser_window *bw,
int box_x, int box_y, int x, int y);
static void browser_radio_set(struct content *content,
struct form_control *radio);
-static void browser_redraw_box(struct content *c, struct box *box);
-static void browser_window_textarea_click(struct browser_window *bw,
- browser_mouse_state mouse,
- struct box *textarea,
- int box_x, int box_y,
- int x, int y);
-static void browser_window_textarea_callback(struct browser_window *bw,
- wchar_t key, void *p);
-static void browser_window_input_click(struct browser_window* bw,
- struct box *input,
- int box_x, int box_y,
- int x, int y);
-static void browser_window_input_callback(struct browser_window *bw,
- wchar_t key, void *p);
-static void browser_window_place_caret(struct browser_window *bw,
- int x, int y, int height,
- void (*callback)(struct browser_window *bw,
- wchar_t key, void *p),
- void *p);
-static void browser_window_remove_caret(struct browser_window *bw);
static gui_pointer_shape get_pointer_shape(css_cursor cursor);
-static void browser_form_submit(struct browser_window *bw, struct form *form,
- struct form_control *submit_button);
+
static struct box *browser_window_pick_text_box(struct browser_window *bw,
browser_mouse_state mouse, int x, int y, int *dx, int *dy);
static void browser_window_page_drag_start(struct browser_window *bw, int x, int y);
@@ -195,6 +174,7 @@ void browser_window_go_post(struct browser_window *bw, const char *url,
return;
}
+ /* find any fragment identifier on end of URL */
hash = strchr(url2, '#');
if (bw->frag_id) {
free(bw->frag_id);
@@ -205,7 +185,7 @@ void browser_window_go_post(struct browser_window *bw, const char *url,
/* if we're simply moving to another ID on the same page,
* don't bother to fetch, just update the window
*/
- if (bw->current_content &&
+ if (bw->current_content && bw->current_content->url &&
strncasecmp(bw->current_content->url,
url2, hash - url2) == 0 &&
strlen(bw->current_content->url) ==
@@ -1333,20 +1313,20 @@ void browser_window_redraw_rect(struct browser_window *bw, int x, int y, int wid
if (c && c->type == CONTENT_HTML) {
union content_msg_data data;
-
+
data.redraw.x = x;
data.redraw.y = y;
data.redraw.width = width;
data.redraw.height = height;
-
+
data.redraw.full_redraw = true;
-
+
data.redraw.object = c;
data.redraw.object_x = 0;
data.redraw.object_y = 0;
data.redraw.object_width = c->width;
data.redraw.object_height = c->height;
-
+
content_broadcast(c, CONTENT_MSG_REDRAW, data);
}
}
@@ -1386,788 +1366,6 @@ void browser_redraw_box(struct content *c, struct box *box)
/**
- * Handle clicks in a text area by placing the caret.
- *
- * \param bw browser window where click occurred
- * \param mouse state of mouse buttons and modifier keys
- * \param textarea textarea box
- * \param box_x position of textarea in global document coordinates
- * \param box_y position of textarea in global document coordinates
- * \param x coordinate of click relative to textarea
- * \param y coordinate of click relative to textarea
- */
-
-void browser_window_textarea_click(struct browser_window *bw,
- browser_mouse_state mouse,
- struct box *textarea,
- int box_x, int box_y,
- int x, int y)
-{
- /* A textarea is an INLINE_BLOCK containing a single INLINE_CONTAINER,
- * which contains the text as runs of INLINE separated by BR. There is
- * at least one INLINE. The first and last boxes are INLINE.
- * Consecutive BR may not be present. These constraints are satisfied
- * by using a 0-length INLINE for blank lines. */
-
- int char_offset = 0, pixel_offset = 0, new_scroll_y;
- struct box *inline_container, *text_box;
-
- inline_container = textarea->children;
-
- if (inline_container->y + inline_container->height < y) {
- /* below the bottom of the textarea: place caret at end */
- text_box = inline_container->last;
- assert(text_box->type == BOX_INLINE);
- assert(text_box->text);
- /** \todo handle errors */
- nsfont_position_in_string(text_box->style, text_box->text,
- text_box->length,
- textarea->width,
- &char_offset, &pixel_offset);
- } else {
- /* find the relevant text box */
- y -= inline_container->y;
- for (text_box = inline_container->children;
- text_box && text_box->y + text_box->height < y;
- text_box = text_box->next)
- ;
- for (; text_box && text_box->type != BOX_BR &&
- text_box->y <= y &&
- text_box->x + text_box->width < x;
- text_box = text_box->next)
- ;
- if (!text_box) {
- /* past last text box */
- text_box = inline_container->last;
- assert(text_box->type == BOX_INLINE);
- assert(text_box->text);
- nsfont_position_in_string(text_box->style,
- text_box->text,
- text_box->length,
- textarea->width,
- &char_offset, &pixel_offset);
- } else {
- /* in a text box */
- if (text_box->type == BOX_BR)
- text_box = text_box->prev;
- else if (y < text_box->y && text_box->prev)
- text_box = text_box->prev;
- assert(text_box->type == BOX_INLINE);
- assert(text_box->text);
- nsfont_position_in_string(text_box->style,
- text_box->text,
- text_box->length,
- (unsigned int)(x - text_box->x),
- &char_offset, &pixel_offset);
- }
- }
-
- /* scroll to place the caret in the centre of the visible region */
- new_scroll_y = inline_container->y + text_box->y +
- text_box->height / 2 -
- textarea->height / 2;
- if (textarea->descendant_y1 - textarea->height < new_scroll_y)
- new_scroll_y = textarea->descendant_y1 - textarea->height;
- if (new_scroll_y < 0)
- new_scroll_y = 0;
- box_y += textarea->scroll_y - new_scroll_y;
-
- textarea->gadget->caret_inline_container = inline_container;
- textarea->gadget->caret_text_box = text_box;
- textarea->gadget->caret_box_offset = char_offset;
- textarea->gadget->caret_pixel_offset = pixel_offset;
- browser_window_place_caret(bw,
- box_x + inline_container->x + text_box->x +
- pixel_offset,
- box_y + inline_container->y + text_box->y,
- text_box->height,
- browser_window_textarea_callback, textarea);
-
- if (new_scroll_y != textarea->scroll_y) {
- textarea->scroll_y = new_scroll_y;
- browser_redraw_box(bw->current_content, textarea);
- }
-}
-
-
-/**
- * Key press callback for text areas.
- */
-
-void browser_window_textarea_callback(struct browser_window *bw,
- wchar_t key, void *p)
-{
- struct box *textarea = p;
- struct box *inline_container = textarea->gadget->caret_inline_container;
- struct box *text_box = textarea->gadget->caret_text_box;
- struct box *new_br, *new_text, *t;
- struct box *prev;
- size_t char_offset = textarea->gadget->caret_box_offset;
- int pixel_offset = textarea->gadget->caret_pixel_offset;
- int new_scroll_y;
- int box_x, box_y;
- char utf8[5];
- unsigned int utf8_len, i;
- char *text;
- int width = 0, height = 0;
- bool reflow = false;
-
- /* box_dump(textarea, 0); */
- LOG(("key %i at %i in '%.*s'", key, char_offset,
- (int) text_box->length, text_box->text));
-
- box_coords(textarea, &box_x, &box_y);
- box_x -= textarea->scroll_x;
- box_y -= textarea->scroll_y;
-
- if (!(key <= 0x001F || (0x007F <= key && key <= 0x009F))) {
- /* normal character insertion */
- /** \todo convert key to UTF-8 properly */
- utf8[0] = key;
- utf8_len = 1;
-
- text = talloc_realloc(bw->current_content, text_box->text,
- char, text_box->length + 8);
- if (!text) {
- warn_user("NoMemory", 0);
- return;
- }
- text_box->text = text;
- memmove(text_box->text + char_offset + utf8_len,
- text_box->text + char_offset,
- text_box->length - char_offset);
- for (i = 0; i != utf8_len; i++)
- text_box->text[char_offset + i] = utf8[i];
- text_box->length += utf8_len;
- text_box->text[text_box->length] = 0;
- text_box->width = UNKNOWN_WIDTH;
- char_offset += utf8_len;
-
- reflow = true;
- }
- else switch (key) {
-
- case 8:
- case 127: /* delete to left */
- if (char_offset == 0) {
- /* at the start of a text box */
- if (!text_box->prev)
- /* at very beginning of text area: ignore */
- return;
-
- if (text_box->prev->type == BOX_BR) {
- /* previous box is BR: remove it */
- t = text_box->prev;
- t->prev->next = t->next;
- t->next->prev = t->prev;
- box_free(t);
- }
-
- /* delete space by merging with previous text box */
- prev = text_box->prev;
- assert(prev->text);
- text = talloc_realloc(bw->current_content, prev->text,
- char,
- prev->length + text_box->length + 1);
- if (!text) {
- warn_user("NoMemory", 0);
- return;
- }
- prev->text = text;
- memcpy(prev->text + prev->length, text_box->text,
- text_box->length);
- char_offset = prev->length; /* caret at join */
- prev->length += text_box->length;
- prev->text[prev->length] = 0;
- prev->width = UNKNOWN_WIDTH;
- prev->next = text_box->next;
- if (prev->next)
- prev->next->prev = prev;
- else
- prev->parent->last = prev;
- box_free(text_box);
-
- /* place caret at join (see above) */
- text_box = prev;
-
- } else {
- /* delete a character */
- /** \todo delete entire UTF-8 character */
- utf8_len = 1;
- memmove(text_box->text + char_offset - utf8_len,
- text_box->text + char_offset,
- text_box->length - char_offset);
- text_box->length -= utf8_len;
- text_box->width = UNKNOWN_WIDTH;
- char_offset -= utf8_len;
- }
-
- reflow = true;
- break;
-
- case 10:
- case 13: /* paragraph break */
- text = talloc_array(bw->current_content, char,
- text_box->length + 1);
- if (!text) {
- warn_user("NoMemory", 0);
- return;
- }
-
- new_br = box_create(text_box->style, 0, text_box->title, 0,
- bw->current_content);
- new_text = talloc(bw->current_content, struct box);
- if (!new_text) {
- warn_user("NoMemory", 0);
- return;
- }
-
- new_br->type = BOX_BR;
- box_insert_sibling(text_box, new_br);
-
- memcpy(new_text, text_box, sizeof (struct box));
- new_text->clone = 1;
- new_text->text = text;
- memcpy(new_text->text, text_box->text + char_offset,
- text_box->length - char_offset);
- new_text->length = text_box->length - char_offset;
- text_box->length = char_offset;
- text_box->width = new_text->width = UNKNOWN_WIDTH;
- box_insert_sibling(new_br, new_text);
-
- /* place caret at start of new text box */
- text_box = new_text;
- char_offset = 0;
-
- reflow = true;
- break;
-
- case 22: /* Ctrl+V */
-// gui_paste_from_clipboard();
- break;
-
- case 24: /* Ctrl+X */
- if (gui_copy_to_clipboard(bw->sel)) {
- /* \todo block delete */
- }
- break;
-
- case 28: /* Right cursor -> */
- if ((unsigned int) char_offset != text_box->length) {
- /** \todo move by a UTF-8 character */
- utf8_len = 1;
- char_offset += utf8_len;
- } else {
- if (!text_box->next)
- /* at end of text area: ignore */
- return;
-
- text_box = text_box->next;
- if (text_box->type == BOX_BR)
- text_box = text_box->next;
- char_offset = 0;
- }
- break;
-
- case 29: /* Left cursor <- */
- if (char_offset != 0) {
- /** \todo move by a UTF-8 character */
- utf8_len = 1;
- char_offset -= utf8_len;
- } else {
- if (!text_box->prev)
- /* at start of text area: ignore */
- return;
-
- text_box = text_box->prev;
- if (text_box->type == BOX_BR)
- text_box = text_box->prev;
- char_offset = text_box->length;
- }
- break;
-
- case 30: /* Up Cursor */
- browser_window_textarea_click(bw,
- BROWSER_MOUSE_CLICK_1, textarea,
- box_x, box_y,
- text_box->x + pixel_offset,
- inline_container->y + text_box->y - 1);
- return;
-
- case 31: /* Down cursor */
- browser_window_textarea_click(bw,
- BROWSER_MOUSE_CLICK_1, textarea,
- box_x, box_y,
- text_box->x + pixel_offset,
- inline_container->y + text_box->y +
- text_box->height + 1);
- return;
-
- default:
- return;
- }
-
- /* box_dump(textarea, 0); */
- /* for (struct box *t = inline_container->children; t; t = t->next) {
- assert(t->type == BOX_INLINE);
- assert(t->text);
- assert(t->font);
- assert(t->parent == inline_container);
- if (t->next) assert(t->next->prev == t);
- if (t->prev) assert(t->prev->next == t);
- if (!t->next) {
- assert(inline_container->last == t);
- break;
- }
- if (t->next->type == BOX_BR) {
- assert(t->next->next);
- t = t->next;
- }
- } */
-
- if (reflow) {
- /* reflow textarea preserving width and height */
- width = textarea->width;
- height = textarea->height;
- if (!layout_inline_container(inline_container, width,
- textarea, 0, 0,
- bw->current_content))
- warn_user("NoMemory", 0);
- textarea->width = width;
- textarea->height = height;
- layout_calculate_descendant_bboxes(textarea);
- }
-
- if (text_box->length < char_offset) {
- /* the text box has been split and the caret is in the
- * second part */
- char_offset -= (text_box->length + 1); /* +1 for the space */
- text_box = text_box->next;
- assert(text_box);
- assert(char_offset <= text_box->length);
- }
-
- /* scroll to place the caret in the centre of the visible region */
- new_scroll_y = inline_container->y + text_box->y +
- text_box->height / 2 -
- textarea->height / 2;
- if (textarea->descendant_y1 - textarea->height < new_scroll_y)
- new_scroll_y = textarea->descendant_y1 - textarea->height;
- if (new_scroll_y < 0)
- new_scroll_y = 0;
- box_y += textarea->scroll_y - new_scroll_y;
-
- nsfont_width(text_box->style, text_box->text,
- char_offset, &pixel_offset);
-
- textarea->gadget->caret_inline_container = inline_container;
- textarea->gadget->caret_text_box = text_box;
- textarea->gadget->caret_box_offset = char_offset;
- textarea->gadget->caret_pixel_offset = pixel_offset;
- browser_window_place_caret(bw,
- box_x + inline_container->x + text_box->x +
- pixel_offset,
- box_y + inline_container->y + text_box->y,
- text_box->height,
- browser_window_textarea_callback, textarea);
-
- if (new_scroll_y != textarea->scroll_y || reflow) {
- textarea->scroll_y = new_scroll_y;
- browser_redraw_box(bw->current_content, textarea);
- }
-}
-
-
-/**
- * Handle clicks in a text or password input box by placing the caret.
- *
- * \param bw browser window where click occurred
- * \param input input box
- * \param box_x position of input in global document coordinates
- * \param box_y position of input in global document coordinates
- * \param x coordinate of click relative to input
- * \param y coordinate of click relative to input
- */
-
-void browser_window_input_click(struct browser_window* bw,
- struct box *input,
- int box_x, int box_y,
- int x, int y)
-{
- size_t char_offset = 0;
- int pixel_offset = 0, dx = 0;
- struct box *text_box = input->children->children;
- int uchars;
- unsigned int offset;
-
- nsfont_position_in_string(text_box->style, text_box->text,
- text_box->length, x - text_box->x,
- &char_offset, &pixel_offset);
- assert(char_offset <= text_box->length);
-
- text_box->x = 0;
- if ((input->width < text_box->width) &&
- (input->width / 2 < pixel_offset)) {
- dx = text_box->x;
- text_box->x = input->width / 2 - pixel_offset;
- if (text_box->x < input->width - text_box->width)
- text_box->x = input->width - text_box->width;
- dx -= text_box->x;
- }
- input->gadget->caret_box_offset = char_offset;
- /* Update caret_form_offset */
- for (uchars = 0, offset = 0; offset < char_offset; ++uchars) {
- if ((text_box->text[offset] & 0x80) == 0x00) {
- ++offset;
- continue;
- }
- assert((text_box->text[offset] & 0xC0) == 0xC0);
- for (++offset; offset < char_offset && (text_box->text[offset] & 0xC0) == 0x80; ++offset)
- ;
- }
- /* uchars is the number of real Unicode characters at the left
- * side of the caret.
- */
- for (offset = 0; uchars > 0 && offset < input->gadget->length; --uchars) {
- if ((input->gadget->value[offset] & 0x80) == 0x00) {
- ++offset;
- continue;
- }
- assert((input->gadget->value[offset] & 0xC0) == 0xC0);
- for (++offset; offset < input->gadget->length && (input->gadget->value[offset] & 0xC0) == 0x80; ++offset)
- ;
- }
- assert(uchars == 0);
- input->gadget->caret_form_offset = offset;
- input->gadget->caret_pixel_offset = pixel_offset;
- browser_window_place_caret(bw,
- box_x + input->children->x + text_box->x + pixel_offset,
- box_y + input->children->y + text_box->y,
- text_box->height,
- browser_window_input_callback, input);
-
- if (dx)
- browser_redraw_box(bw->current_content, input);
-}
-
-
-/**
- * Key press callback for text or password input boxes.
- */
-
-void browser_window_input_callback(struct browser_window *bw,
- wchar_t key, void *p)
-{
- struct box *input = (struct box *)p;
- struct box *text_box = input->children->children;
- unsigned int box_offset = input->gadget->caret_box_offset;
- unsigned int form_offset = input->gadget->caret_form_offset;
- int pixel_offset, dx;
- int box_x, box_y;
- struct form* form = input->gadget->form;
- bool changed = false;
-
- box_coords(input, &box_x, &box_y);
-
- if (!(key <= 0x001F || (0x007F <= key && key <= 0x009F))) {
- char key_to_insert;
- char *utf8key;
- size_t utf8keySize;
- char *value;
-
- /** \todo: text_box has data in UTF-8 and its length in
- * bytes is not necessarily equal to number of characters.
- */
- if (input->gadget->length >= input->gadget->maxlength)
- return;
-
- /* normal character insertion */
-
- /* Insert key in gadget */
- key_to_insert = (char)key;
- if ((utf8key = cnv_local_enc_str(&key_to_insert, 1)) == NULL)
- return;
- utf8keySize = strlen(utf8key);
-
- value = realloc(input->gadget->value,
- input->gadget->length + utf8keySize + 1);
- if (!value) {
- free(utf8key);
- warn_user("NoMemory", 0);
- return;
- }
- input->gadget->value = value;
-
- memmove(input->gadget->value + form_offset + utf8keySize,
- input->gadget->value + form_offset,
- input->gadget->length - form_offset);
- memcpy(input->gadget->value + form_offset, utf8key, utf8keySize);
- input->gadget->length += utf8keySize;
- input->gadget->value[input->gadget->length] = 0;
- form_offset += utf8keySize;
- free(utf8key);
-
- /* Insert key in text box */
- /* Convert space into NBSP */
- key_to_insert = (input->gadget->type == GADGET_PASSWORD) ? '*' : (key == ' ') ? 160 : key;
- if ((utf8key = cnv_local_enc_str(&key_to_insert, 1)) == NULL)
- return;
- utf8keySize = strlen(utf8key);
-
- value = talloc_realloc(bw->current_content, text_box->text,
- char, text_box->length + utf8keySize + 1);
- if (!value) {
- free(utf8key);
- warn_user("NoMemory", 0);
- return;
- }
- text_box->text = value;
-
- memmove(text_box->text + box_offset + utf8keySize,
- text_box->text + box_offset,
- text_box->length - box_offset);
- memcpy(text_box->text + box_offset, utf8key, utf8keySize);
- text_box->length += utf8keySize;
- text_box->text[text_box->length] = 0;
- box_offset += utf8keySize;
- free(utf8key);
-
- nsfont_width(text_box->style, text_box->text, text_box->length,
- &text_box->width);
- changed = true;
-
- } else switch (key) {
-
- case 8:
- case 127: { /* delete to left */
- int prev_offset;
-
- if (box_offset == 0)
- return;
-
- /* Gadget */
- prev_offset = form_offset;
- /* Go to the previous valid UTF-8 character */
- while (form_offset != 0
- && !((input->gadget->value[--form_offset] & 0x80) == 0x00 || (input->gadget->value[form_offset] & 0xC0) == 0xC0))
- ;
- memmove(input->gadget->value + form_offset,
- input->gadget->value + prev_offset,
- input->gadget->length - prev_offset);
- input->gadget->length -= prev_offset - form_offset;
- input->gadget->value[input->gadget->length] = 0;
-
- /* Text box */
- prev_offset = box_offset;
- /* Go to the previous valid UTF-8 character */
- while (box_offset != 0
- && !((text_box->text[--box_offset] & 0x80) == 0x00 || (text_box->text[box_offset] & 0xC0) == 0xC0))
- ;
- memmove(text_box->text + box_offset,
- text_box->text + prev_offset,
- text_box->length - prev_offset);
- text_box->length -= prev_offset - box_offset;
- text_box->text[text_box->length] = 0;
-
- nsfont_width(text_box->style, text_box->text, text_box->length,
- &text_box->width);
-
- changed = true;
- }
- break;
-
- case 9: { /* Tab */
- struct form_control *next_input;
- for (next_input = input->gadget->next;
- next_input &&
- next_input->type != GADGET_TEXTBOX &&
- next_input->type != GADGET_TEXTAREA &&
- next_input->type != GADGET_PASSWORD;
- next_input = next_input->next)
- ;
- if (!next_input)
- return;
-
- input = next_input->box;
- text_box = input->children->children;
- box_coords(input, &box_x, &box_y);
- form_offset = box_offset = 0;
- }
- break;
-
- case 10:
- case 13: /* Return/Enter hit */
- /* Return/Enter hit */
- if (form)
- browser_form_submit(bw, form, 0);
- return;
-
- case 11: { /* Shift+Tab */
- struct form_control *prev_input;
- for (prev_input = input->gadget->prev;
- prev_input &&
- prev_input->type != GADGET_TEXTBOX &&
- prev_input->type != GADGET_TEXTAREA &&
- prev_input->type != GADGET_PASSWORD;
- prev_input = prev_input->prev)
- ;
- if (!prev_input)
- return;
-
- input = prev_input->box;
- text_box = input->children->children;
- box_coords(input, &box_x, &box_y);
- form_offset = box_offset = 0;
- }
- break;
-
- case 128: /* Ctrl+Left */
- box_offset = form_offset = 0;
- break;
-
- case 129: /* Ctrl+Right */
- box_offset = text_box->length;
- form_offset = input->gadget->length;
- break;
-
- case 21: /* Ctrl+U */
- text_box->text[0] = 0;
- text_box->length = 0;
- box_offset = 0;
-
- input->gadget->value[0] = 0;
- input->gadget->length = 0;
- form_offset = 0;
-
- text_box->width = 0;
- changed = true;
- break;
-
- case 22: /* Ctrl+V */
-// gui_paste_from_clipboard();
- break;
-
- case 28: /* Right cursor -> */
- /* Text box */
- /* Go to the next valid UTF-8 character */
- while (box_offset != text_box->length
- && !((text_box->text[++box_offset] & 0x80) == 0x00 || (text_box->text[box_offset] & 0xC0) == 0xC0))
- ;
- /* Gadget */
- /* Go to the next valid UTF-8 character */
- while (form_offset != input->gadget->length
- && !((input->gadget->value[++form_offset] & 0x80) == 0x00 || (input->gadget->value[form_offset] & 0xC0) == 0xC0))
- ;
- break;
-
- case 29: /* Left cursor <- */
- /* Text box */
- /* Go to the previous valid UTF-8 character */
- while (box_offset != 0
- && !((text_box->text[--box_offset] & 0x80) == 0x00 || (text_box->text[box_offset] & 0xC0) == 0xC0))
- ;
- /* Gadget */
- /* Go to the previous valid UTF-8 character */
- while (form_offset != 0
- && !((input->gadget->value[--form_offset] & 0x80) == 0x00 || (input->gadget->value[form_offset] & 0xC0) == 0xC0))
- ;
- break;
-
- default:
- return;
- }
-
- nsfont_width(text_box->style, text_box->text, box_offset,
- &pixel_offset);
- dx = text_box->x;
- text_box->x = 0;
- if (input->width < text_box->width && input->width / 2 < pixel_offset) {
- text_box->x = input->width / 2 - pixel_offset;
- if (text_box->x < input->width - text_box->width)
- text_box->x = input->width - text_box->width;
- }
- dx -= text_box->x;
- input->gadget->caret_pixel_offset = pixel_offset;
-
- input->gadget->caret_box_offset = box_offset;
- input->gadget->caret_form_offset = form_offset;
-
- browser_window_place_caret(bw,
- box_x + input->children->x + text_box->x + pixel_offset,
- box_y + input->children->y + text_box->y,
- text_box->height,
- browser_window_input_callback, input);
-
- if (dx || changed)
- browser_redraw_box(bw->current_content, input);
-}
-
-
-/**
- * Position the caret and assign a callback for key presses.
- */
-
-void browser_window_place_caret(struct browser_window *bw,
- int x, int y, int height,
- void (*callback)(struct browser_window *bw,
- wchar_t key, void *p),
- void *p)
-{
- gui_window_place_caret(bw->window, x, y, height);
- bw->caret_callback = callback;
- bw->caret_p = p;
-}
-
-
-/**
- * Removes the caret and callback for key process.
- */
-
-void browser_window_remove_caret(struct browser_window *bw)
-{
- gui_window_remove_caret(bw->window);
- bw->caret_callback = NULL;
- bw->caret_p = NULL;
-}
-
-
-/**
- * Handle key presses in a browser window.
- */
-
-bool browser_window_key_press(struct browser_window *bw, wchar_t key)
-{
- /* keys that take effect wherever the caret is positioned */
- switch (key) {
- case 1: /* Ctrl+A */
- selection_select_all(bw->sel);
- return true;
-
- case 3: /* Ctrl+C */
- gui_copy_to_clipboard(bw->sel);
- return true;
-
- case 26: /* Ctrl+Z */
- selection_clear(bw->sel, true);
- return true;
-
- case 27:
- if (selection_defined(bw->sel)) {
- selection_clear(bw->sel, true);
- return true;
- }
- break;
- }
-
- /* pass on to the appropriate field */
- if (!bw->caret_callback)
- return false;
- bw->caret_callback(bw, key, bw->caret_p);
- return true;
-}
-
-
-/**
* Process a selection from a form select menu.
*
* \param bw browser window with menu
@@ -2378,7 +1576,7 @@ struct box *browser_window_pick_text_box(struct browser_window *bw,
while ((box = box_at_point(box, x, y, &box_x, &box_y, &content)) !=
NULL) {
-
+
if (box->text && !box->object)
text_box = box;
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-04-19 21:54:47 +0000