[20968] | 1 | #include <gtk/gtk.h> |
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| 2 | #include "gtksourceview/gtktextregion.h" |
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| 3 | |
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| 4 | |
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| 5 | int |
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| 6 | main (int argc, char **argv) |
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| 7 | { |
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| 8 | GtkTextBuffer *buffer; |
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| 9 | GtkTextRegion *region, *intersection; |
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| 10 | GtkTextIter iter1, iter2; |
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| 11 | gint i; |
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| 12 | |
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| 13 | #define NUM_OPS 23 |
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| 14 | |
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| 15 | gint ops [NUM_OPS][3] = { |
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| 16 | /* add/remove a 0-length region */ |
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| 17 | { 1, 5, 5 }, |
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| 18 | { -1, 5, 5 }, |
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| 19 | /* add a region */ |
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| 20 | { 1, 5, 10 }, |
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| 21 | /* add two adjacent regions */ |
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| 22 | { 1, 3, 5 }, |
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| 23 | { 1, 10, 12 }, |
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| 24 | /* remove all */ |
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| 25 | { -1, 1, 15 }, |
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| 26 | /* add two separate regions */ |
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| 27 | { 1, 5, 10 }, |
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| 28 | { 1, 15, 20 }, |
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| 29 | /* join them */ |
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| 30 | { 1, 7, 17 }, |
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| 31 | /* remove from the middle */ |
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| 32 | { -1, 10, 15 }, |
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| 33 | /* exactly remove a subregion */ |
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| 34 | { -1, 15, 20 }, |
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| 35 | /* try to remove an adjacent region */ |
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| 36 | { -1, 10, 20 }, |
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| 37 | /* try to remove an adjacent region */ |
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| 38 | { -1, 0, 5 }, |
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| 39 | /* add another separate */ |
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| 40 | { 1, 15, 20 }, |
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| 41 | /* join with excess */ |
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| 42 | { 1, 0, 25 }, |
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| 43 | /* do two holes */ |
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| 44 | { -1, 5, 10 }, |
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| 45 | { -1, 15, 20 }, |
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| 46 | /* remove the middle subregion */ |
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| 47 | { -1, 8, 22 }, |
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| 48 | /* add the subregion we just removed */ |
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| 49 | { 1, 10, 15 }, |
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| 50 | /* remove the middle subregion */ |
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| 51 | { -1, 3, 17 }, |
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| 52 | /* add the subregion we just removed */ |
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| 53 | { 1, 10, 15 }, |
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| 54 | /* remove the middle subregion */ |
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| 55 | { -1, 2, 23 }, |
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| 56 | /* add the subregion we just removed */ |
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| 57 | { 1, 10, 15 }, |
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| 58 | }; |
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| 59 | |
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| 60 | #define NUM_INTERSECTS 5 |
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| 61 | |
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| 62 | gint inter [NUM_INTERSECTS][2] = { |
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| 63 | { 0, 25 }, |
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| 64 | { 10, 15 }, |
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| 65 | { 8, 17 }, |
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| 66 | { 1, 24 }, |
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| 67 | { 3, 7 } |
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| 68 | }; |
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| 69 | |
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| 70 | gtk_init (&argc, &argv); |
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| 71 | |
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| 72 | buffer = gtk_text_buffer_new (NULL); |
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| 73 | region = gtk_text_region_new (buffer); |
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| 74 | |
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| 75 | gtk_text_buffer_get_start_iter (buffer, &iter1); |
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| 76 | gtk_text_buffer_insert (buffer, &iter1, "This is a test of GtkTextRegion", -1); |
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| 77 | |
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| 78 | for (i = 0; i < NUM_OPS; i++) { |
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| 79 | gchar *op_name; |
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| 80 | |
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| 81 | gtk_text_buffer_get_iter_at_offset (buffer, &iter1, ops [i][1]); |
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| 82 | gtk_text_buffer_get_iter_at_offset (buffer, &iter2, ops [i][2]); |
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| 83 | |
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| 84 | if (ops [i][0] > 0) { |
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| 85 | op_name = "added"; |
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| 86 | gtk_text_region_add (region, &iter1, &iter2); |
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| 87 | } else { |
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| 88 | op_name = "deleted"; |
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| 89 | gtk_text_region_substract (region, &iter1, &iter2); |
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| 90 | } |
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| 91 | g_print ("%s %d-%d\n", op_name, ops [i][1], ops [i][2]); |
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| 92 | |
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| 93 | gtk_text_region_debug_print (region); |
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| 94 | } |
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| 95 | |
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| 96 | for (i = 0; i < NUM_INTERSECTS; i++) { |
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| 97 | gtk_text_buffer_get_iter_at_offset (buffer, &iter1, inter [i][0]); |
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| 98 | gtk_text_buffer_get_iter_at_offset (buffer, &iter2, inter [i][1]); |
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| 99 | |
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| 100 | g_print ("intersect %d-%d\n", inter [i][0], inter [i][1]); |
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| 101 | intersection = gtk_text_region_intersect (region, &iter1, &iter2); |
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| 102 | if (intersection) { |
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| 103 | gtk_text_region_debug_print (intersection); |
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| 104 | gtk_text_region_destroy (intersection, TRUE); |
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| 105 | } else { |
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| 106 | g_print ("no intersection\n"); |
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| 107 | } |
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| 108 | } |
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| 109 | |
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| 110 | gtk_text_region_destroy (region, TRUE); |
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| 111 | g_object_unref (buffer); |
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| 112 | |
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| 113 | return 0; |
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| 114 | } |
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| 115 | |
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