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Commit 0bbb8fbbd0069be924e4106424f0e1f7bed5b381

Authored by Perry Werneck
1 parent 5372ee82
Exists in master and in 1 other branch develop

Working in the internal data for "smart paste" action.

Showing 5 changed files with 184 additions and 2 deletions   Show diff stats
src/include/clipboard.h
  Diff comments   View file @0bbb8fb
... ... @@ -45,14 +45,43 @@
45 45 CLIPBOARD_TYPE_TEXT,
46 46 CLIPBOARD_TYPE_CSV,
47 47 CLIPBOARD_TYPE_HTML,
  48 + CLIPBOARD_TYPE_V3270_UNPROTECTED
48 49 };
49 50  
  51 + /// @brief Column from selection.
50 52 struct ColumnDescription
51 53 {
52 54 unsigned int begin;
53 55 unsigned int width;
54 56 };
55 57  
  58 + /// @brief Selection data for sending to another application.
  59 + struct SelectionHeader
  60 + {
  61 + unsigned int length; ///< @brief Length of the data block.
  62 + unsigned int build; ///< @brief V3270 build id.
  63 + };
  64 +
  65 + /// @brief Header of a list of fields.
  66 + struct SelectionBlockHeader
  67 + {
  68 + /// @brief Cursor address.
  69 + unsigned int cursor_address;
  70 +
  71 + /// @brief Number of records;
  72 + unsigned int records;
  73 + };
  74 +
  75 + /// @brief Header for a field prefix.
  76 + struct SelectionFieldHeader
  77 + {
  78 + /// @brief Field address.
  79 + unsigned short baddr;
  80 +
  81 + /// @brief Field length.
  82 + unsigned short length;
  83 +
  84 + };
56 85  
57 86 G_GNUC_INTERNAL void v3270_update_system_clipboard(GtkWidget *widget);
58 87 G_GNUC_INTERNAL const char * v3270_update_selected_text(GtkWidget *widget, gboolean cut);
... ... @@ -63,6 +92,7 @@
63 92 G_GNUC_INTERNAL gchar * v3270_get_copy_as_text(v3270 * terminal);
64 93 G_GNUC_INTERNAL gchar * v3270_get_copy_as_html(v3270 * terminal);
65 94 G_GNUC_INTERNAL gchar * v3270_get_copy_as_table(v3270 * terminal, const gchar *delimiter);
  95 + G_GNUC_INTERNAL gchar * v3270_get_copy_as_data_block(v3270 * terminal);
66 96  
67 97 #endif // V3270_CLIPBOARD_H_INCLUDED
68 98  
... ...
src/selection/copy.c
  Diff comments   View file @0bbb8fb
... ... @@ -53,6 +53,14 @@
53 53 terminal->selection.format = format;
54 54 do_copy(terminal,cut);
55 55  
  56 +#ifdef DEBUG
  57 + {
  58 + // DEBUG DATA BLOCK
  59 + g_free(v3270_get_copy_as_data_block(terminal));
  60 + }
  61 +
  62 +#endif // DEBUG
  63 +
56 64 v3270_update_system_clipboard(widget);
57 65  
58 66 }
... ...
src/selection/datablock.c 0 → 100644
  Diff comments   View file @0bbb8fb
... ... @@ -0,0 +1,126 @@
  1 +/*
  2 + * "Software pw3270, desenvolvido com base nos códigos fontes do WC3270 e X3270
  3 + * (Paul Mattes Paul.Mattes@usa.net), de emulação de terminal 3270 para acesso a
  4 + * aplicativos mainframe. Registro no INPI sob o nome G3270.
  5 + *
  6 + * Copyright (C) <2008> <Banco do Brasil S.A.>
  7 + *
  8 + * Este programa é software livre. Você pode redistribuí-lo e/ou modificá-lo sob
  9 + * os termos da GPL v.2 - Licença Pública Geral GNU, conforme publicado pela
  10 + * Free Software Foundation.
  11 + *
  12 + * Este programa é distribuído na expectativa de ser útil, mas SEM QUALQUER
  13 + * GARANTIA; sem mesmo a garantia implícita de COMERCIALIZAÇÃO ou de ADEQUAÇÃO
  14 + * A QUALQUER PROPÓSITO EM PARTICULAR. Consulte a Licença Pública Geral GNU para
  15 + * obter mais detalhes.
  16 + *
  17 + * Você deve ter recebido uma cópia da Licença Pública Geral GNU junto com este
  18 + * programa; se não, escreva para a Free Software Foundation, Inc., 51 Franklin
  19 + * St, Fifth Floor, Boston, MA 02110-1301 USA
  20 + *
  21 + * Este programa está nomeado como - e possui - linhas de código.
  22 + *
  23 + * Contatos:
  24 + *
  25 + * perry.werneck@gmail.com (Alexandre Perry de Souza Werneck)
  26 + * erico.mendonca@gmail.com (Erico Mascarenhas Mendonça)
  27 + *
  28 + */
  29 +
  30 + #include <clipboard.h>
  31 + #include <lib3270/selection.h>
  32 +
  33 + #define ALLOCATION_BLOCK_LENGTH 4096
  34 +
  35 +/*--[ Implement ]------------------------------------------------------------------------------------*/
  36 +
  37 +/// @brief Get a list of all selected and unprotected contents.
  38 +static GList * getUnprotected(const lib3270_selection *selection)
  39 +{
  40 + GList * list = NULL;
  41 + unsigned int row;
  42 + const lib3270_selection_element * element = selection->contents;
  43 +
  44 + for(row=0; row < selection->bounds.height; row++)
  45 + {
  46 + unsigned int col = 0;
  47 +
  48 + // Find selected and unprotected entries.
  49 + while(col < selection->bounds.width)
  50 + {
  51 + if((element[col].attribute.visual & LIB3270_ATTR_SELECTED) && !(element[col].attribute.field & LIB3270_FIELD_ATTRIBUTE_PROTECT))
  52 + {
  53 + // Element is selected and not protected, get the length.
  54 + unsigned short start = col;
  55 + unsigned short length = 0;
  56 + while(col < selection->bounds.width)
  57 + {
  58 + if( !(element[col].attribute.visual & LIB3270_ATTR_SELECTED) || (element[col].attribute.field & LIB3270_FIELD_ATTRIBUTE_PROTECT))
  59 + break;
  60 +
  61 + col++;
  62 + length++;
  63 + }
  64 +
  65 + debug(
  66 + "Row:%u Col: %u Length: %u",
  67 + row + selection->bounds.row,
  68 + start + selection->bounds.col,
  69 + (unsigned int) length
  70 + );
  71 +
  72 + }
  73 + else
  74 + {
  75 + col++;
  76 + }
  77 +
  78 + }
  79 +
  80 + element += selection->bounds.width;
  81 +
  82 + }
  83 +
  84 + return list;
  85 +}
  86 +
  87 +gchar * v3270_get_copy_as_data_block(v3270 * terminal)
  88 +{
  89 +
  90 + GList * element;
  91 + size_t szBlock = ALLOCATION_BLOCK_LENGTH + sizeof(struct SelectionHeader);
  92 + struct SelectionHeader * header = (struct SelectionHeader *) g_malloc0(szBlock+1);
  93 +
  94 + // Initialize header.
  95 + header->build = BUILD_DATE;
  96 + header->length = sizeof(struct SelectionHeader);
  97 +
  98 + // Insert elements.
  99 + for(element = terminal->selection.blocks; element; element = element->next)
  100 + {
  101 + lib3270_selection * block = ((lib3270_selection *) element->data);
  102 + size_t length = (block->bounds.height * block->bounds.width);
  103 +
  104 + if( (header->length+length) >= szBlock )
  105 + {
  106 + szBlock += ALLOCATION_BLOCK_LENGTH + header->length + length;
  107 + header = (struct SelectionHeader *) g_realloc(header,szBlock+1);
  108 + }
  109 +
  110 + // Setup block header
  111 + struct SelectionBlockHeader * blockheader = (struct SelectionBlockHeader *) (((unsigned char *) header) + header->length);
  112 + header->length += sizeof(* blockheader);
  113 +
  114 + blockheader->cursor_address = block->cursor_address;
  115 + blockheader->records = 0;
  116 +
  117 + // Get values.
  118 + GList * values = getUnprotected((const lib3270_selection *) element->data);
  119 +
  120 +
  121 + g_list_free_full(values,g_free);
  122 +
  123 + }
  124 +
  125 + return (gchar *) g_realloc((gpointer) header, header->length+1);
  126 +}
... ...
src/selection/linux/copy.c
  Diff comments   View file @0bbb8fb
... ... @@ -90,6 +90,19 @@ static void clipboard_get(G_GNUC_UNUSED GtkClipboard *clipboard, GtkSelectionDa
90 90 }
91 91 break;
92 92  
  93 + case CLIPBOARD_TYPE_V3270_UNPROTECTED:
  94 + {
  95 + g_autofree gchar *data = v3270_get_copy_as_data_block(terminal);
  96 + gtk_selection_data_set(
  97 + selection,
  98 + gdk_atom_intern_static_string("application/x-v3270-unprotected"),
  99 + 8,
  100 + (guchar *) data,
  101 + ((struct SelectionHeader *) data)->length
  102 + );
  103 + }
  104 + break;
  105 +
93 106 default:
94 107 g_warning("Unexpected clipboard type %d\n",target);
95 108 }
... ... @@ -114,8 +127,9 @@ void v3270_update_system_clipboard(GtkWidget *widget)
114 127 // Reference: https://cpp.hotexamples.com/examples/-/-/g_list_insert_sorted/cpp-g_list_insert_sorted-function-examples.html
115 128 //
116 129 static const GtkTargetEntry internal_targets[] = {
117   - { "text/csv", 0, CLIPBOARD_TYPE_CSV },
118   - { "text/html", 0, CLIPBOARD_TYPE_HTML }
  130 + { "text/csv", 0, CLIPBOARD_TYPE_CSV },
  131 + { "text/html", 0, CLIPBOARD_TYPE_HTML },
  132 + { "application/x-v3270-unprotected", 0, CLIPBOARD_TYPE_V3270_UNPROTECTED },
119 133 };
120 134  
121 135 GtkTargetList * list = gtk_target_list_new(internal_targets, G_N_ELEMENTS(internal_targets));
... ... @@ -153,3 +167,4 @@ void v3270_update_system_clipboard(GtkWidget *widget)
153 167 g_signal_emit(widget,v3270_widget_signal[V3270_SIGNAL_CLIPBOARD], 0, TRUE);
154 168  
155 169 }
  170 +
... ...
v3270.cbp
  Diff comments   View file @0bbb8fb
... ... @@ -146,6 +146,9 @@
146 146 <Unit filename="src/selection/copy.c">
147 147 <Option compilerVar="CC" />
148 148 </Unit>
  149 + <Unit filename="src/selection/datablock.c">
  150 + <Option compilerVar="CC" />
  151 + </Unit>
149 152 <Unit filename="src/selection/html.c">
150 153 <Option compilerVar="CC" />
151 154 </Unit>
... ...